The Trump administration is rescinding California's authority to regulate vehicle greenhouse gas emissions. State leaders are vowing to fight the move.
Advocates say farmed seafood is more sustainable than wild-caught. Critics say these farms pollute surrounding waters. Federal waters have been off-limits to aquaculture, but that may soon change.
NPR's David Green talks to law professor Jody Freeman, who is an ex-Obama staffer, about the expectation that the administration will revoke California's ability to set tighter environmental rules.
U.S. satellites said to have detected Iran readying drones before a Saudi oil facility was attacked. Israel's election is too close to call. California to lose waiver to set environmental standards.
Poachers killed almost a third of the African elephant population between 2007 and 2014, a recent census found. Researchers hope artificial intelligence can help stop poachers and other threats, too.
A stowaway from China, the spotted lanternfly, is eating its way across Pennsylvania, killing trees and grapevines. Scientists are considering importing the bug's natural enemies from back home.
The number of manned fire lookouts in the U.S. is dwindling, as technology is increasingly used to spot and monitor wildfires. But can technology replace a human watch?