In 1998, Michael Mann published a graph that showed the Earth was getting warmer. Now he’s being investigated for fraud. Alison Stewart talks to Mann to get his side of the story.
An influential climate scientist who has been accused by the Virginia attorney general of defrauding the public calls the probe “criminal harassment” and warns that the case could set a “horrifying” precedent.
NASA has released images of one especially hard-hit region of Pakistan from before and after the monsoons, from 438 miles above the Earth.
Why has it been so hard for America to come to grips with climate change? Why do so many people believe it isn’t really happening?
A new report calls global warming the biggest global health threat of our century, and it could result in higher health care costs.
The idea may sound crazy at first, but there is a long and proud history of judges addressing pollution in the absence of environmental regulation.