When Did Anthropogenic Global Warming Begin?

Watts Up With That?

global_fossil_carbon_per_capita_google_chart Image Credit: The Economist

By WUWT Regular “Just The Facts”:

Note: This article builds upon a previous article, When Did Global Warming Begin?, which offers highly recommended background for this article.

There appears to be some confusion as to when humans might have begun to influence “Earth’s Temperature”. For example, “Global warming is the unusually rapid increase in Earth’s average surface temperature over the past century primarily due to the greenhouse gases released as people burn fossil fuels.” NASA Earth Observatory “Ninety-seven percent of climate scientists agree that climate-warming trends over the past century are very likely due to human activities, and most of the leading scientific organizations worldwide have issued public statements endorsing this position.”

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