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After the Fact

After the Fact is a podcast from The Pew Charitable Trusts that brings you data and analysis on the issues that matter to you—from our environment and the sciences, to larger economic trends and public health. Experts from Pew and other special guests discuss the numbers and trends shaping some of society’s biggest challenges with host Dan LeDuc, then go behind the facts with nonpartisan analysis and stories.

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  2. Scientists at Work: Studying Volcanic Eruptions—When, How Big, and How Fast?

Scientists at Work: Studying Volcanic Eruptions—When, How Big, and How Fast?

Feb 7, 2020

Stat: 800 million: The number of people in the world who live within the footprint, 62 miles, of a volcano.

Story: In the latest episode in our “Scientists at Work” series, we go behind the scenes at the Smithsonian National Museum of Natural History, where we meet geologist and volcanologist Ben Andrews, who works to answer three key questions about volcanoes around the world: When will an eruption happen, how big could the eruption be, and how fast?