La Nina climate cycle may reemerge in 2021: UN

The weather phenomenon La Nina could resurface before the end of 2021, after petering out four months ago, the UN said Thursday, predicting above-average temperatures despite its generally cooling influence.

Fukushima 'unprecedented challenge': new Japan PM

The clean-up at Fukushima after its tsunami-sparked nuclear meltdowns is unlike anything humanity has ever undertaken, Japan's prime minister said on Saturday during a tour of the plant.

Swiss nuclear shutdown to cost $22.5bn: study

Shutting down Switzerland's five nuclear power stations will cost about 20.7 billion Swiss francs (16.8 billion euros, $22.5 billion) and take about 20 years, Swiss authorities said on Thursday.

Cool roofs in China offer enhanced benefits during heat waves

It is well established that white roofs can help mitigate the urban heat island effect, reflecting the sun's energy back into space and reducing a city's temperature under normal weather conditions. In a new study of Guangzhou, ...

Aerosol particles cool the climate less than we thought

The impact of atmospheric aerosols on clouds and climate may be different than previously thought. That is the conclusion of cloud researcher Franziska Glassmeier from TU Delft. The results of her study will be published ...

Explorer of the 'Cool Universe'

(PhysOrg.com) -- Emory astrochemist Susanna Widicus Weaver will soon begin one of the first broad spectral surveys of small organic molecules in deep space. Her lab's research proposal - to search for the raw materials of ...

Japan says plant clean-up will take decades

Japan's prime minister said on Saturday the decommissioning of the crippled Fukushima nuclear plant would take decades, in the first government announcement of a long-term timeframe for the clean-up.

Japan launches new spy satellite

Japan launched a new spy satellite into orbit on Monday amid concerns over North Korea's missile programme and to monitor natural disasters in the region, officials said.

Water evaporated from trees cools global climate

Scientists have long debated about the impact on global climate of water evaporated from vegetation. New research from Carnegie's Global Ecology department concludes that evaporated water helps cool the earth as a whole, ...

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