The Climate Change Myth!

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Robert Pavlis

Is climate change real? Is the Earth warming? Are humans the main cause of warming?

If you are like me, you believed all of the headlines. Global warming is mostly caused by humans burning fossil fuels. This heating phenomenon is causing huge changes in the climate. Ice caps are melting, reefs are bleaching and dying, the sea level is rising, the intensity of storms is worse, there are more forest fires, etc.

You would have to be living in a cave not to know this is all happening. It is on the news almost every night.

A few years ago, I started looking at the scientific data. In summary:

There is almost no data to support the catastrophic headlines you see.

However, there is a lot of published data to show that the climate is not changing at alarming rates.

Based on the comments, I think a lot of people did NOT read this last sentence. The Earth is warming. Climate change is happening – it is always happening. But …. climate change is not changing at an alarming rate.

What if all of the information you have been fed is wrong?

It means that most of the government efforts, using your hard-earned tax money, are a waste. It means alternative energy sources won’t solve anything. It means governments and society are doing the wrong things to make our future better.

This is so serious that we all need to start asking questions. We need to demand data to support the news claims.

The purpose of this blog post is to collect and summarize the data we do know. The post will be published shortly, but I will continually add new data as I find it. In some ways, it is a documentation of my journey towards the truth. If you find some data, for or against climate change, please let me know in the comments, and I will add it.

I am not a climate denier. I am a climate realist!

Global Warming vs Climate Change

About 8 years ago, we talked about global warming. The temperature is rising, and that would cause a number of problems. Then, suddenly, everyone was talking about climate change as if the two things were the same. They are not the same.

Global warming means that the Earth and the air above it are getting warmer. It does not mean higher intensity storms or more or less rainfall, although there is some effect on such things. It is simply a measure of the temperature.

Scientists agree that the Earth is warming. But scientists do not agree on the cause of this warming.

Headlines such as “97% of scientists agree humans are causing global warming” are completely wrong. No such survey was ever conducted.

Many top scientists are quite sure humans are not causing global warming.

What about climate change? Scientists agree that the climate is changing. It always changes and has done so for millions of years. It is also clear that we do not understand the effects of various forces on climate change. Most claims about future climate change are at best “estimated guesses” based on limited knowledge.

Here is just one example. We have very little understanding of how clouds affect climate change. More clouds mean less solar radiation reaches the ground. But they also trap heat against the surface of the Earth. More moisture in the air causes more clouds, and water vapor is just as good a greenhouse gas as CO2. Do clouds affect the heating of Earth more than CO2? What effect do more clouds have on climate change? Scientists agree that we don’t know.

Is Climate Change a Real Threat?

The majority of headlines say YES.

Melting Ice Threatens Shoelines

The Climate Crisis – A Race We Can’t Win

How Climate Change Is Causing World Hunger

Climate Change Makes Hurricanes More Destructive

Al Gore, a Nobel prize winner, said this in 2009, “There is a 75 percent chance that the entire north polar ice cap…during some of the summer months, could be completely ice-free within five to seven years.”

It is now 16 years later, and the ice cap has lots of ice even in summer.

Almost none of the predictions from climate activists have come true. Hurricanes and storms have not gotten any worse. The number of forest fires is decreasing. Increased CO2 is making plants grow better and allowing us to grow more food, not less. Sea levels are not significantly rising. Coral reefs are growing in size, not dying.

We need to understand climate change better so that we can adapt and make changes to accommodate it. There is no real evidence that our near-term lives are threatened or that our way of life will suddenly need to change.

The rest of this post will look at specific cases to investigate the reality of Climate Change.

What Does The IPCC Say?

The International Panel on Climate Change (IPCC) is the global organization tasked with evaluating climate change. It takes data from thousands of scientists and summarizes what we know.

Climate activists, news organizations, politicians, and the majority of the population have the understanding that the IPCC makes the following claims:

  • Climate change is an emergency, and we need to act now.
  • Extreme weather is bad and getting worse due to greenhouse gases.

What does the IPCC actually say?

You can read the full report for yourself. A summary of the current climate situation can be found in the IPCC AR6 WG1 report, chapter 12, table 12.12, section 12.5.2. You can read the details in the report, or watch a video highlighting them from a lecture given by Ross McKitrick, University of Guelph. The latter is much easier to digest and uses actual quotes.

Microbe Science for Gardeners Book, by Robert Pavlis

What the IPCC actually says, in both the AR5 and AR6 reports, is the following.

There is no evidence of climate change, beyond natural variability, for the following:

  • River floods
  • Heavy precipitation
  • Landslides
  • Drought of all types
  • Severe windstorms
  • Tropical cyclones
  • Sand and dust storms
  • Heavy snowfall and hail
  • Ice storms
  • Coastal flooding
  • Marine heat waves
  • Ocean acidification
  • Risk of fire

The evidence for climate change, over and above normal variability, does not exist. There is, however, evidence of global warming, which has resulted in glacier ice melt and permafrost melting.

The IPCC is in agreement with most of the points made in this post.

Reality:

  • The IPCC report suggests there is no climate change.
  • The IPCC confirms the existence of global warming.

Is the Arctic Melting?

Let’s first look at Al Gore’s prediction: the Arctic is melting.

Pictures do show less ice in the Arctic, but this is just surface ice. Most of the Arctic ice is below sea level. Here is the data from the Canadian Ice Service, Environment Canada.

bar chart from 1971 to 2025 showing and increase in ice

The graph shows the Historical Total Accumulated Ice Coverage (TAC), which is the total area covered by ice for the indicated time period. The blue line is the measured amount. The gray line is a corrected amount, probably due to better measurement systems like satellites in more recent years.

The data shows either a steady increase in ice or ice that is not changing much.

What about the pictures showing less ice? They are real. Global warming will cause more ice to melt in summer, but this is a very tiny amount of the total ice. The amount of ice can also increase in winter due to an increase in snowfall.

Reality:

  • Some ice is melting in the summer.
  • Most of the Arctic ice is stable.
  • There is no ice melt catastrophe.

Ice loss in Greenland

a graph showing ice loss over time with large up and down spikes between 1900 and now.
Annual ice loss in Greenland, source: Promice

Ice has been melting at a faster rate since 2000. But if you look at 1930, a time when human activity was much less, the increase in ice melting was just as fast as in 2000. It has continually fluctuated up and down over the last 120 years.

The Earth has been warming during this whole time period, but melting has been going up and down. That indicates the two events are not as connected as many claim, and there is more to the story.

Glaciers Are Melting

Temperatures have been rising, and the mountain glaciers have been melting.

graph showing length of glaciers, globally, stable from 1700 to 1850 and then sharply declining until 2000.
Change in the average length of all glaciers around the world, source: Penn State & NASA

The melting has been attributed to climate warming, not climate change. The melting process does not influence climate change, although it can contribute to sea level rise, which is discussed below.

Melting started about 1850, which is about 100 years before humans started producing CO2 in any significant amount. Clearly, glacier melting can’t be blamed on anthropogenic (human-caused) global warming.

Reality:

  • Glaciers are melting.
  • It is not a climate change catastrophe.

Are Forest Fires Increasing?

Early last spring, Western Canada seemed to have a lot of forest fires, and the alarmists and news outlets around here were predicting another terrible year due to “climate change”.

Then there was a brief news article. Alberta had declared that every one of their approximately 150 fires was human-caused. They did not say it, but clearly, these were not due to climate change.

Why would climate change cause forest fires? The logic goes something like this. Climate change causes more severe storms, resulting in more lightning. More lightning means more forest fires because it’s the main cause of natural forest fires.

bar graph showing a stead decline in fires since the 1990s
Number of fires in Canada, Source: Radio Canada International

The above chart shows the historical number of forest fires in Canada, which has been declining since the mid-1990s. The data has been confirmed by the Fraser Institute.

So why does everyone think they are getting worse? This is mostly due to poor news reporting, but there is another underlying reason. The severity and cost of them are increasing. This is due to forest mismanagement as well as the fact that more and more people live in forested regions. But this increase in severity and cost is not due to climate change.

It is the summer of 2025, and based on news reports, Canada is having a lot of forest fires. Most are caused by humans.

Forest Fires in the USA

What about the USA? They seem to have a lot of fires, especially in California.

A chart showing a steady line from 1982 to 2022
Forest fires in the USA, Source: EPA Climate Change Indicators

The number of forest fires is not increasing. There is a slight downward trend since 2010.

What about California? Same trend. The number of forest fires has been decreasing since the 1990s.

What about longer-term trends? Here is the burnt area for the US since 1926.

Chart showing much larger burne4d areas between 1926 and 1950, than more recently.
Burnt area by forest fires since 1926, in the US, source: Stossel TV, and Bjorn Lomborg

Global Forest Fires

A review of global fires, published in 2016, found that “the global area burned by forest fires appears to have overall declined over past decades, and there is increasing evidence that there is less fire in the global landscape today than centuries ago. “

What About the Burned Area?

Several of the comments suggested I am cherry-picking the data. Instead of focusing on the number of fires, I should be looking at the area burned. No one gave a reason why this is a better measure of climate change, and it is probably not better. Burned area depends very much on forest management, which in North America is poor, and on an area’s ability to respond to fires. It is difficult to separate these factors from weather factors.

two charts showing that the burnt area for both global and the US is either flat or trending down since 2002.
Annual area burnt by wildfires, Source: Global Wildfire Information System using NASA data

The burnt area in North America is flat, while the global burn area is trending down. The same site also has data for other regions, and they are all flat or trending down.

Reality:

  • The number of forest fires is not increasing in Canada, the USA, or globally.
  • The burned area from fires is not increasing in North America or globally.

News Changes Its Approach to Scare People About Climate Change

For years, news outlets have been warning about the dire consequences of “Climate Change Caused Forest Fires”. But this year, 2025, has seen a big drop in the number of forest fires, and news outlets have finally checked the facts.

The New York Times has just reported that:

“Costly and Deadly Wildfires Really Are on the Rise, New Research Finds”

Instead of being honest and letting people know that Climate Change is not causing a crisis and that it is not causing an increase in forest fires, they have decided to pivot and focus on “the cost of fire”. Even if their data was right, it only tells us that we are building more structures near forests, and these structures keep getting more expensive every year. That has nothing to do with climate change!

Record Hot Days in the US

It has been a hot summer in North America, and Europe has broken numerous heat records. Are heat waves more common now?

The Heat Wave Index in the US

The Heat Wave Index, more commonly known as the Heat Index or apparent temperature, is a measure of how hot it “feels” to the human body, combining the effects of air temperature and relative humidity. It is used to assess potential health risks during hot weather.

A graph showing the number of heat waves over time. Very little change except for a large spike in 1930's
U.S. Annual Heat Wave Index, 1895–2021, source: EPA

There is no significant change since 1930, and in recent years, the heat index is lower than in the 30’s, before humans produced so much CO2.

Hot Days in the US

The above data shows us how it feels, but it does not show the actual temperature. Does the US have more hot days now than in the past?

This chart shows the average number of hot days per year in the US, with a daily maximum temperature ≥95°, ≥100°, and ≥105°. It is a reconstruction by Chris Martz using official data from the United States Historical Climatology Network (USHCN).

number of hot days in the US, source: reconstruction by Chris Martz

There is clearly no upward trend during the period of 1900 and today.

Annual Average Temperatures in the US

Another way to look at temperature is to measure the average annual temperature.

Annual average temperature in the US, source: EPA

There is a clear trend upwards over the last 100 years, but even in the last 20 years, there are highs and lows, and many of the years are cooler than some years in the 1930s.

Why is the average temperature increasing when the record highs are not? This seems contradictory until you look at nighttime temperatures.

An average temperature is the average between the daily high and low. If the nighttime temperatures (the lows) are trending up and the daytime temperatures remain stationary, the daily average goes up, and that is what is happening. Nighttime lows are getting warmer more quickly than daytime highs.

From a gardener’s perspective, this is a positive trend. Hardiness zones are based on the lows. As they trend higher, cold climates can grow more warm-temperature plants.

Reality:

  • Heat waves are not getting worse than in the 1930s.
  • Temperatures are steadily going up. Average daily temperatures are increasing mostly due to warmer nights.
  • Heat waves and record high temperature days are not as severe as reported in the media.

Are Storms Increasing?

We now have good data about global storms thanks to satellites. We know where they all are and how intense they are.

A graph showing no real trends in the number of global hurricanes over time.
Global storms, source: Dr. Ryan N. Maue

Tropical storms are not increasing. The number of hurricanes is stable or slightly decreasing. Major hurricanes are stable.

Hurricanes In The US

A graph showing no real trends in the number of hurricanes over time. for the us
Number of Hurricanes in the North Atlantic, 1878–2022, source: EPA

NOAA has reported on the number of major hurricanes to strike mainland USA for each decade since 1951. The average for the entire time is 5.6. The average since 2011 is only 3.5. The highest number occurred between 1941 and 1950, which had 10. Clearly, the number of major hurricanes in the US is not increasing.

Reality:

  • The number and intensity of storms are stable, both in North America and globally.

Is Precipitation Increasing?

A satellite study on this concluded “No overall significant trend is noted in the global precipitation mean value, unlike that for surface temperature and atmospheric water vapor. However, there is a pattern of positive and negative trends across the planet with increases over tropical oceans and decreases over some middle latitude regions”. 

Historical precipitation around the globe, source: PennState
Extreme One-Day Precipitation Events in the Contiguous 48 States, 1910–2023, source: EPA

Overall, there is no clear trend in a change in precipitation; however, smaller regions can experience a change. The El Niño-Southern Oscillation (ENSO) cycle and volcanic activity also influence local rainfall.

Reality:

  • The amount of precipitation falling globally or in the US has not seen a major change.

Are Sea Levels Rising?

Temperatures are rising, which causes the ice caps to melt, which causes the sea to rise. The news has predicted dire consequences from this, with many island nations being underwater in a few years.

graph showing a gradual rise in sea level
Sea level rise in New York, source: NOAA

Sea levels have been rising from at least the mid-1800s, and the rise has been fairly stable in New York.

An independent analysis of global sea level gauge data was recently done by Roy Spencer, Climatologist and former NSA scientist, who showed that:

  • Natural sea-level rise accounts for 1/2″ per decade (5″ per century).
  • The human contribution to this is 3/10″ per decade (3″ per century).

Sea levels are rising, but the rate is small. There is no sign of a short-term problem. The news headline “Melting Ice Threatens Shoelines” is certainly not correct.

Several of the comments below disagree with this assessment. They claim it is rising at an alarming rate. We can ask the people who live in New York what they think:

  • Are New Yorkers fleeing the city? Is the population dropping? No.
  • Has the government stopped issuing building permits for New York? No.
  • Have companies stopped building? No.
  • Has the government started building flood prevention systems? No.

Clearly, the residents of New York don’t think this is a crisis. Neither do I.

Sea gauge data does have some issues. Gauges are mounted to land, and we don’t monitor the up or down movement of land very well. If the Earth under a gauge rises, then it will show a smaller sea level rise. And the reverse is also true. For example, New York is sinking, and taking the sea level gauge with it. So the amount of sea level rise in New York is actually less than reported.

Are Islands disappearing?

Islands are not very high, and even small rises in sea level could spell trouble.

You have probably heard of the Maldives? It’s one of the smallest countries in the world and the lowest country on Earth. On average, the ground here is only five feet above sea level. For years, news has warned of a looming catastrophe when sea levels rise.

More than 30 years ago, the AFP international news agency reported that all 1,196 islands that comprise the Maldives could be completely underwater over the next few decades (by 2015). 

You would expect the islands to be shrinking as sea levels rise. However, a 2020 study showed that over the past decade, 59.1 % of Maldivian inhabited and resort islands expanded in size. Businesses are increasing the construction of new buildings and resorts. There are potential problems in the future, but for now, there is no looming crisis. All 1,196 islands are still above water.

Another example is the island of Tuvalu, a Polynesian island nation. News has frequently reported that they will sink into the ocean as sea levels rise. However, “a recent peer-reviewed study found eight of Tuvalu’s nine large coral atolls have grown in size during recent decades, and 75 percent of Tuvalu’s 101 smaller reef islands have increased as well”. The citizens are not worried. The population of Tuvalu has increased by 20 percent over the previous 30 years.

Reality:

  • Sea levels are rising at a very slow rate.
  • Islands are not sinking into the ocean.

Are Coral Reefs Dying

The oceans are getting warmer and more acidic as they absorb CO2. That is bleaching the coral reefs and killing them, or so it is claimed.

There are some important facts about coral that the news outlets ignore:

  • Coral thrives in warm water. That is why it is found mostly in warm regions of the world.
  • Almost none of the coral reefs in the world have been studied. The one that has been studied the most is the Great Barrier Reef around Australia, and due in part to its vast size, it has only been superficially studied.
  • Coral bleaching can be caused by several factors, and it usually recovers in a few years.
  • Coral has existed for 60 million years, surviving temperature and carbon dioxide levels significantly higher than those occurring today.

Coral reefs are very difficult to study. You can fly over them and take pictures, but that only shows you the top of shallow reefs. Most of the coral is found much deeper and requires divers to examine it. That is every expensive and why most coral is not examined.

How is the Great Barrier Reef doing? It is doing just fine. It is not dying. In fact, it is growing at both the northern and southern ends.

Growth at the southern tip may not be a surprise. The water there is warming, and that is what coral likes. So it is growing and doing well.

The surprise is that the northern end is also growing in places with warmer water. Ocean warming is not harming it.

graph showing that the amount of coral is higher in 2025 than at any time since 1985
Amount of coral in the Great Barrier Reef, source: Great Barrier Reef Science Commentary

The amount of coral in the Great Barrier Reef has decreased in the last couple of years, but it is at an all-time high since 1985.

How are coral reefs doing? It is estimated that 30% will be destroyed or seriously degraded in the next ten years, but not due to climate change.

The causes of reef degradation are many and man-caused: grounding of ships, improperly placed anchorages, destructive fishing practices, such as dynamiting or cyanide poisoning, overfishing, pollution, and sediment runoff.

Bleaching can be caused by sediment and fertilizer pollution. Even sunscreen oil can harm them. It can also be caused by heat waves and cold snaps. In most cases, they recover in a few years.

If ocean warming becomes extreme, coral will simply migrate towards the poles.

Reality:

  • Coral is not impacted very much by global warming.
  • Coral reefs are expanding where human activity is low.

Are There More Floods?

A devastating flash flood impacted the Texas Hill Country, particularly along the Guadalupe River in Kerr County, on July 4, 2025, resulting in numerous fatalities and widespread destruction. It was documented by all the news outlets, who blamed it all on climate change.

Was it climate change?

The area is called “Flash Flood Alley“ for a reason. The topography lends itself to such events. For our discussion, the key question is, was this an unusual event? Are floods in his region increasing? A single event is not proof of climate change. We need to see a longer-term trend to blame climate change.

Roy Spencer, climatologist and former NSA scientist, has done a good job analysing this. The rainfall data shows that this was not an unusual event. Flood events have been trending down since the 1978 flood.

Maybe the news outlets should have reported that climate change is reducing flood events?

Graph showing flooding event over time, showing no real change.
Record of 2-day rain events in Kerrville, TX, source: Roy Spencer

The Department of Energy’s report entitled, A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate, reported that “when one looks at rainfall statistics across the U.S. extending back to the mid- to late-1800s, there is little evidence for anything that might be considered related to human-caused climate change”.

Using floods to determine climate change is tricky. A lot of the data shows financial losses, but it should be no surprise that this is going up. More people are living in more floodplains and building expensive buildings. There is also the issue that humans have moved earth to redirect flooding, which in many cases makes flooding worse in one area while protecting another. We can’t blame any of this on climate change.

Reality:

  • Flood data does not show an increase in floods in the US
  • Floods are largely influenced by human activity on the ground that has nothing to do with CO2 or global warming.

Is Climate Change a Threat

Climate change happens and will continue to happen. The important question is, is climate change a threat to our lives?

Based on the above data, it’s not. The data does not warrant the views of climate alarmists.

The truth is that global warming has been good for humanity. The following shows the impact since 1900. A reduction in deaths due to weather, longer life expectancy, higher GDP, and less poverty. On a global scale, it is hard to find a negative.

table showing the benefits of global warming
Impact of global warming on humanity since 1900, source: Steven Koonin on The Limitations of Climate Change Models

Several people commented that the above information is wrong, without providing evidence that it’s wrong. So I checked the data for the weather-related death rate.

It is very clear that global warming is saving lives:

YouTube video

As mentioned in the introduction, I am making this post public before it is complete. I will be adding many other topics in the coming weeks, months, and years.

It is important that all of us understand this topic better, so that we can influence government leaders to act more responsibly. Trying to solve a problem that does not exist costs dearly.

Number of People Killed by Climate-related Disasters

If climate-related disasters are increasing, you would expect more people to die from them. The general public and the news media certainly think so.

bar chart sowing deaths of around500,000 in the 1920s gradually declining to 2021 which had 5,000
Global deaths from floods, droughts, storms, wildfires, and extreme temperatures. Annual averages per decade from 1920 to 2019, and yearly values for 2020 and 2021, source: WSJ Opinion

The reality is that the number of deaths from floods, droughts, storms, wildfires, and extreme temperatures has dropped dramatically. Most of this is due to human advancement in technology, but there is certainly no evidence of an increase.

Cost of Disasters

An increase in the number of disasters or the severity of disasters should result in an increase in cost.

A bar chart showing a downward trend from 1990 to 2017
Global weather-related Disaster Costs, source: the Climate Fix

The trend between 1990 and 2017 is down, not up. The opposite if disasters are on the rise.

There are charts that show an increase in actual costs for this time period, but they don’t take into account the increasing value of human-made structures. For NOAA’s charts, they say, “A major driver of increased costs of extreme weather is the increase in population and material wealth over the last several decades”.  The above chart, based on GDP, more correctly reflects those costs.

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Robert Pavlis

I have been gardening my whole life and have a science background. Besides writing and speaking about gardening, I own and operate a 6 acre private garden called Aspen Grove Gardens which now has over 3,000 perennials, grasses, shrubs and trees. Yes--I am a plantaholic!

145 thoughts on “The Climate Change Myth!”

  1. That’s Climate Change worries sorted then! Same with Roundup… and peat moss – all myths causing us needless anxiety, debunked by Mr RP. What would we do without him?
    Just make sure you put the World Health Organisation and Sir David Attenborough straight, won’t you?
    https://www.who.foundation/climate-and-health
    David Attenborough: The Truth About Climate Change –
    https://www.youtube.com/watch?v=HK47Pnx46rM

    He’ll be telling us Trump is the best thing since sliced bread next.

    Reply
  2. The two charts I would include in a global warming presentation are the Keeling Curve which is a measure of carbon dioxide taken at Mona Loa in Hawaii. This location is far from pollution from major cities, so it gives an accurate reading.
    The other chart I would include is a measure of carbon dioxide taken from air bubbles taken from ice cores drilled out of ancient Antarctic ice sheets.
    The Keeling Curve shows an increase in carbon dioxide since the measurement was first taken decades ago.
    The carbon dioxide reading through past epochs of geologic time shows a fluctuation of carbon dioxide up and down repeating over millions of years until you get to the industrial revolution. Then the level goes up well beyond anything earth has experienced.
    The date the air bubbles are trapped in the ice is dated using isotopes that have known decay times.

    Reply
    • Those would be appropriate in an article about CO2 levels, not necessarily one on global warming.

      What do those charts tell us? There seems to be general agreement on the fact that CO2 levels have increased. Showing they have increased is not really news?

      Reply
  3. How do you explain this? I am 62 and live in New Brunswick. When I was a teenager I did a lot of snowmobiling, long before we had groomed trails. We used to travel a lot on rivers and creeks. These were highways for snowmobiling. Now they are not even safe to cross, open water. We do not get the amounts of snow and cold weather that we used to. Many people are getting rid of their machines because of lack of snow. I have a relative in Thunder Bay making the same claim. I don’t need some alleged credible study to tell me what I can see with my own eyes. By the way, my well is low (first time) and giving me problems now and we have lots of forest fires in the area.

    Reply
    • Climate changes – nobody denies that. So what? It does not mean CO2 is causing global warming.

      Forest fires are decreasing. That does not mean a specific are might not have more in one year or another.

      Reply
  4. Excellent article Robert, and bravo for having the the courage to post this. I find it ironic that many of the negative comment on this post and on climate change in general, accused skeptics (we should all be more skeptical) of doing the exactly same thing they do, namely cherry picking data. I laugh when they use the term “The Science” and “Consensus” it it really shows how little they understand about the scientific process. I have been following this topic very closely for almost 30 years and I’m encouraged to see more and more actual scientist are starting to speak out.

    Reply

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