Historical events linked to changes in Earth’s temperature

Ozone treaty, wars and Great Depression influenced global warming rate, scientists find

By Gabriel Popkin, 16:41 PM November 8, 2013

The Great Depression, World Wars I and II and an international treaty restricting ozone-depleting chemicals each had measurable effects on global temperatures, scientists report November 10 in Nature Geoscience. This finding represents one of the first times scientists have linked specific economic and political events to observed changes in how fast global temperatures are rising.

As greenhouse gas emissions soared over the last century, Earth’s temperature also rose, though not always at a c...

Source URL: https://www.sciencenews.org/article/historical-events-linked-changes-earth’s-temperature