New technology could slash carbon emissions from aluminium production

aluminum smelting facility
A worker at a conventional aluminium smelting facility in Fort William in the UK. Photograph: Bloomberg via Getty Images

Development could transform how one of the world’s most common materials is made

May 10, 2018 — Technology has been unveiled that could drastically cut greenhouse gas emissions from aluminium production, in a development that could transform the way one of the world’s most common materials is made. Continue reading New technology could slash carbon emissions from aluminium production

US cities losing 36 million trees a year, researchers find

a young tree
A young tree in the Historic District of Savannah, Georgia. Photograph: Joseph Shields/Getty Images

Scientists warn of environmental threats rising from trend that is ‘likely to continue unless policies are altered’

May 10. 2018 — Cities in the United States are increasingly seeing concrete in place of greenery as urban areas lose an estimated 36m trees annually, according to a study from the Forest Service. Continue reading US cities losing 36 million trees a year, researchers find

Pollutionwatch: do face masks really prevent the ill effects of pollution

polluted day
A polluted day in Beijing in April 2018. Photograph: Roman Pilipey/EPA

Scientists tested nine different masks bought from Beijing, with variable results

May 10, 2018 — We are all familiar with images of Beijing citizens wearing masks, but do they work? Scientists from Edinburgh’s Institute for Occupational Medicine tested nine different masks Continue reading Pollutionwatch: do face masks really prevent the ill effects of pollution

Eyes on ministers to intervene as UN climate talks get mired in old battles

united nations
The UN climate talks plenary in Bonn (Photo: UNclimatechange)

As negotiations in Bonn result in minimal progress on rules for the Paris Agreement, delegates look to political leaders to break the deadlock

May 10, 2018 — Ministers from the EU and China must intervene to rescue talks on putting the Paris climate pact into action, a top EU negotiator said on Thursday. Continue reading Eyes on ministers to intervene as UN climate talks get mired in old battles