In 2014, Flint switched to a new water source. Shortly after that, it was discovered that children had elevated blood lead levels. David Greene talks to Mayor Karen Weaver about the emergency order.
Hardly anyone roasts American chestnuts over an open fire anymore: A blight all but wiped out the trees they grow on. Now the discovery of a soaring survivor could aid efforts to breed a hardier tree.
Fuel economy is at record highs and carmakers have surpassed strict greenhouse gas emissions standards for the third straight year, the Environmental Protection Agency says.
Such a move could be a boon for U.S. oil producers hoping to expand into the global market. The bill would also extend tax credits for wind and solar energy production.
Many analyzing the deal hammered out in Paris say it's way better than no plan at all. But proof, they warn, will be in the execution of efforts to cap global temperature rise at 2 degrees C or less.
NPR's Ari Shapiro speaks to Mike Halpert, NOAA's deputy director of the Climate Prediction Center, about the odd weather caused by El Nino and if climate change has a role.
Business groups around the world are studying the climate change agreement reached in Paris over the weekend. Many support the idea of taking steps to limit carbon emissions but are worried about how reductions will be implemented and enforced.