The war on waste pickers

The man in the tattered shirt, biceps bulging as he pulls an enormous bag of waste behind him on a trolley. The blaring horns as cars slide by, annoyed at the intrusion in their lane. The furtive WhatsApp messages on community ...

In Nairobi, recycling poo is cleaning up the slums

"When I started, there was poop in bags everywhere," said Ricky Ojwang, skillfully navigating a rubbish-strewn canal in Mukuru, a Nairobi slum where he's worked to improve sanitation since 2012.

EPA issues violation notice to San Francisco

The Trump administration ratcheted up its feud with California on Wednesday as the Environmental Protection Agency issued a notice accusing San Francisco of violating the federal Clean Water Act.

EPA moves from air to water in its criticism of California

The Trump administration warned California officials Thursday that the state is "failing" to meet federal water quality standards, the latest move in the president's escalating political feud with the state's liberal leaders.

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