America's biggest trash hauler stops shipping plastic to poor countries

After months of global outcry over the United States’ role in the plastic pollution crisis, companies that collect and dispose of waste are trying to clamp down on the amount of American refuse that gets dumped in poorer countries. Waste Management Inc., the nation’s largest trash hauler, is no longer shipping discarded plastic to countries outside North America. THE HUFFINGTON POST

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More trees, less cars: cities pledge cleaner air

Dozens of mayors of cities from every continent pledge cleaner air in a bid to improve urban health and tackle climate change. From Los Angeles to Tokyo, 35 cities committed on Friday to meet WHO minimum air quality levels by 2030 - something they said could save 40,000 lives a year - and report on progress. THOMSON REUTERS FOUNDATION

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Stop burning fields to cut smog and boost profits, scientists tell Indian farmers

Every year, a choking smog descends on northwest India as the region’s farmers burn their fields following the rice harvest - a phenomenon that has helped make New Delhi one of the world’s most polluted cities. Now, scientists have come up with a method that would allow farmers to sow their winter crop, usually wheat, without burning off the stubble left behind after the rice harvest. REUTERS

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