A new experiment showed a simple way to save endangered chimpanzees in Uganda and slow the rate of global warming and carbon dioxide emissions.
More than 8 billion metric tons of plastic have been made since the 1950s, researchers found. Because it does not degrade, most is still in the environment.
The National Oceanic and Atmospheric Administration attributed the increase in part to the El Niño weather pattern. Its report makes no mention of human contributions.
The coalition, led by Gov. Jerry Brown of California and Michael Bloomberg, a former mayor of New York, said it will work with experts to try to meet the targets of the Paris climate deal.
Environmentalists are fighting to prevent logging in Bialowieza forest, a Unesco world heritage site, but the Polish government has dismissed their concerns.
A growing number of analysts say pessimism about plug-in cars could be becoming outdated, thanks in part to plunging battery prices.
The California governor, continuing his defiance of President Trump, said that states and cities would continue climate efforts even as Washington backed away.
Much of President Trump’s policy agenda is mired in delay, but Scott Pruitt has already achieved a major regulatory rollback.
Russia, Saudi Arabia, Turkey and Indonesia could side with the United States against the Paris climate accord at the Group of 20 meeting this week.
The ruling, on a regulation to restrict emissions from new oil and gas wells, signaled that President Trump’s plans to simply delay environmental actions are likely to face an uphill battle.