Questions about James Hansen

Short answers, pulled from the story.

When was James Hansen born and where did he grow up?

James Edward Hansen was born on the 29th of March 1941 in Denison, Iowa. He grew up as the son of James Ivan Hansen and Gladys Ray Hansen.

What scientific discoveries did James Hansen make about Venus during the late 1960s and early 1970s?

James Hansen proposed that aerosols trapped internal energy within the thick carbon dioxide atmosphere surrounding Venus. His work with Hovenier proved the clouds were spherical droplets of sulfuric acid using sunlight polarization data.

Why is James Hansen's Senate testimony on June 23rd 1988 considered a turning point for climate policy?

James Hansen testified before the United States Senate Committee on Energy and Natural Resources stating global warming had reached a level where cause and effect could be ascribed to the greenhouse effect. This hearing marked a pivotal moment when scientific discussion moved into full-blown policy debate and increased public awareness significantly.

How many times was James Hansen arrested for political activism between 2009 and 2013?

James Hansen was arrested multiple times including an arrest on the 23rd of June 2009 in Raleigh County West Virginia and another arrest on the 13th of February 2013 alongside Daryl Hannah and Robert F. Kennedy Jr. A two-week protest in August and September 2011 resulted in over twelve hundred arrests at the White House involving him.

What nuclear power arguments did James Hansen make starting in 2008 regarding climate change mitigation?

James Hansen advocated for nuclear power as a necessary tool to replace fossil fuels and mitigate carbon emissions. He co-authored a paper estimating that 1.8 million air pollution-caused deaths were prevented worldwide between 1971 and 2009 through nuclear use instead of fossil fuels.