UN kicks off major climate change effort

Secretary-General Antonio Guterres has kicked off a major United Nations push for progress on what he calls the defining issue of our time: climate change.

Graphite coating makes perovskite solar cells waterproof

A cheaper, cleaner and more sustainable way of making hydrogen fuel from water using sunlight is step closer thanks to new research from the University of Bath's Centre for Sustainable Chemical Technologies.

Most EU countries cut CO2 emissions last year: estimates

Most European Union countries reduced carbon dioxide emissions last year, estimates showed Wednesday, marking a turnaround in the battle against greenhouse gases as campaigners urged faster action to avoid the most damaging ...

Fighting food waste by finding ways to use the useless

Every Thursday and Sunday I walk my frozen banana peels and carrot tops to Columbia's farmers market. It's my small effort to combat food waste, which happens from production to retail to consumption. At the production ...

Iceland turns carbon dioxide to rock for cleaner air

In the heart of Iceland's volcano country, 21st-century alchemists are transforming carbon dioxide into rock for eternity, cleaning the air of harmful emissions that cause global warming.

New Zealand unveils plan to go carbon neutral by 2050

New Zealand introduced legislation Wednesday to make the South Pacific nation carbon neutral by 2050, although greenhouse gas emissions from the economically vital agricultural sector will not have to meet the commitment.

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