General Electric spent six years and hundreds of millions of dollars trying to dredge toxic PCBs from New York's Hudson River. But now it's not clear whether this massive cleanup actually worked.
NPR's Lulu Garcia Navarro speaks with journalist Dahr Jamail about his new book, "The End of Ice," on climate change and its consequences to nature and humans.
"What some don't realize is that sometimes sharks seek touch," Ocean Ramsey said after the unforgettable encounter in Oahu. She and her team swam beside a 20-foot-long shark they say is Deep Blue.
Alex Weber discovered more than 50,000 balls in the ocean near coastal California golf courses. When golf balls degrade, as these were doing, they release plastic particles and toxic chemicals.
On Jan. 17, 1994, a 6.7 magnitude quake rocked the suburbs north of Los Angeles, leaving 57 dead and causing more than $43 billion in damage. Officials worry LA isn't ready for the next big quake.
A federal grant for basic infrastructure projects is stalled. There is concern that, if fire survivors don't see evidence that recovery has begun, they could give up hope and leave the region.
A young island man came to Manila for college and found a morass of plastic waste. Now he's found ways for Manila's poorest people to dig out, and shown how multinational companies create the problem.
Wheeler has been serving as acting EPA administrator since Scott Pruitt stepped down amid ethics scandals in July. Prior to his work at the EPA, Wheeler worked as a lobbyist for the coal industry.
David Greene talks to marine biologist James McClintock about how warming temperatures are impacting glaciers around the Antarctic Peninsula, and consequences of a global rise in sea level.