David Legates

Dr. Legates, Cornwall Alliance for the Stewardship of Creation's Director of Research and Education, is a retired Professor of Climatology at the University of Delaware, former Delaware State Climatologist, and author of numerous peer-reviewed articles on meteorology, climate change, and human influence on climate.

Carbon Dioxide and Air Temperature: Who Leads and Who Follows?

In the era of climate change, this age-old question has received a new facelift. Now it becomes—Which came first:  The rise in carbon dioxide or the rise in air temperature? Since the dawn of climate change alarmism, we have been told that carbon dioxide is the driver of climate change. Increase carbon dioxide, and consequently, […]

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Green Billionaires Bankroll War on Gas Stoves

Image: Creative Commons under Unsplash What is the “Climate Imperative Foundation”? Have you ever heard of it? As Robert Bryce writes on Substack, “The Climate Imperative Foundation is the newest and richest anti-hydrocarbon, anti-natural gas group you’ve never heard of.” I recently discussed the issue related to gas stoves. In my investigation, I found the

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Carbon Cutting: Saving the Planet or Virtue Signaling?

Recently, many companies have pledged to go “net-zero.” “Net-zero” means the greenhouse gases a company emits are balanced by the greenhouse gases it removes from the atmosphere. The Paris Agreement suggests such goals. Although former President Donald Trump withdrew the United States from it, many companies feel the need to demonstrate they are pursuing the

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Jordan Peterson Knows Psychology, Including ‘Global Warming’ Groupthink

Five days before the recent snowstorm rocked the Mid-Atlantic region, the ECMWF weather model had forecast more than 30 inches for portions of Delaware, coastal Maryland, and southern New Jersey. The model had overestimated snowfall by up to a factor of three. My criticism of the model will likely not anger many in the political

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A Simple Explanation of Why Climate Models “Run Hot”

The Sixth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC AR6) has been released, much to the excitement of and fanfare from the mainstream media.  It was expected that gloom and despair would permeate the document – unless, of course, we adopt a draconian carbon-dioxide-reduction strategy – and the IPCC did not fail

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