Four Climate Scientists Destroy Climate Change Alarmism

The Heartland Institute
14 Sept 201803:47

Summary

TLDRThis transcript discusses the historical patterns of Earth's climate, highlighting that the planet has been warmer than it is today for the majority of the last 10,000 years. Dr. Tim Ball references a 1922 report describing Arctic warming and ice melt, pointing out that similar concerns have been raised for over a century. The conversation also addresses the role of CO2, noting that current levels are among the lowest in Earth's history, with much higher CO2 levels during colder periods. The discussion challenges the idea that rising CO2 levels are inherently harmful, suggesting that natural climate variability plays a significant role.

Takeaways

  • 😀 The Earth was warmer than it is today for 95% of the last 10,000 years, according to Dr. Tim Ball, a historical climatologist.
  • 😀 There is significant data supporting the argument that the climate has changed throughout history, often warmer than present times.
  • 😀 A passage from a 1922 report by the American Meteorological Society describes warming in the Arctic, including icebergs growing scarce and seals finding waters too warm.
  • 😀 The Arctic region in 1922 experienced temperatures so high that ice was scarce as far north as 81 degrees latitude.
  • 😀 Predictions from the 1922 report warned of sea-level rise due to ice melt, potentially making most coastal cities uninhabitable.
  • 😀 This warning from 1922 became irrelevant when the climate cooled after that period, illustrating the cyclical nature of Earth's climate.
  • 😀 Geological evidence shows that for most of Earth's history, the planet has been warmer than it is now, with ice covering only about 5-10% of Earth's history.
  • 😀 The current level of CO2 in the atmosphere is among the lowest in Earth's history, with levels much higher during colder periods like 440 million years ago.
  • 😀 Four hundred and forty million years ago, CO2 levels were 1,100% higher than today's, despite Earth experiencing a colder climate.
  • 😀 The increase in CO2 by 40% since 1880 is considered insignificant in natural terms, emphasizing that CO2 does not pose a dangerous threat to the environment.
  • 😀 The script concludes with the idea that more CO2 might actually benefit the Earth, as the suggestion that it's harmful is seen as exaggerated.

Q & A

  • What is the significance of the statement that 'it was warmer than today for at least 95 percent of the last 10,000 years'?

    -This statement suggests that the current climate is unusually cool compared to the majority of Earth's recent history, emphasizing that periods of warmer temperatures have been the norm for much of the past 10,000 years.

  • How does the speaker describe the data on climate change?

    -The speaker highlights that there is substantial data on the other side of the climate change debate, with many experts seeking to present these findings, suggesting that the discussion is more complex and nuanced than often portrayed.

  • What is the source of the report the speaker refers to about Arctic warming?

    -The report the speaker refers to comes from the American Meteorological Society's monthly weather review publication, which describes warming in the Arctic and a variety of environmental changes observed in the region.

  • What specific observation does the 1922 report make about the Arctic?

    -The 1922 report mentions that the Arctic Ocean was warming, icebergs were becoming scarce, and the temperature was so high that even seals found the waters too warm, with signs of a dramatic climate shift.

  • Why does the speaker emphasize that the 1922 report is not an 'urban legend'?

    -The speaker emphasizes the credibility and authenticity of the 1922 report to counter any skepticism about historical climate observations, highlighting that these findings were published by reliable sources at the time.

  • How does the speaker explain the Earth's temperature variations throughout history?

    -The speaker explains that for the majority of Earth's geological history, the planet has been warmer than it is today. Only a small percentage of this time has the Earth been cooler, specifically during ice ages.

  • What does the speaker mean when they say that '90% of the time since creation, the Earth was warmer than it is now'?

    -The speaker is referring to the Earth's geological history, noting that throughout the vast majority of time, the planet experienced warmer climates than what we are currently experiencing, with cooler periods being rare.

  • How does the speaker link CO2 levels to the Earth's temperature history?

    -The speaker explains that CO2 levels have been much higher in the past, particularly during colder periods, with one example being 440 million years ago, when CO2 levels were 1,100% higher than today's levels, suggesting that CO2 and temperature are not always directly correlated.

  • What does the speaker say about the current level of CO2 in the atmosphere?

    -The speaker highlights that today's CO2 levels are among the lowest in Earth's history, stressing that while CO2 has increased in recent years, this increase is minimal compared to historical levels, especially during colder periods.

  • What is the speaker's view on the rise of CO2 since 1880?

    -The speaker downplays the significance of the 40% rise in CO2 since 1880, describing it as insignificant in natural terms when compared to the larger fluctuations of CO2 levels in Earth's history.

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الوسوم ذات الصلة
Climate ChangeHistorical DataGlobal WarmingArctic WarmingCO2 LevelsGeological EvidenceMeteorologyEnvironmental ScienceClimate DebateCarbon DioxideWeather Patterns
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