Urban pumping raises arsenic risk in Southeast Asia

Large-scale groundwater pumping is opening doors for dangerously high levels of arsenic to enter some of Southeast Asia's aquifers, with water now seeping in through riverbeds with arsenic concentrations more than 100 times ...

Toxic blue-green algae adapt to rising CO2

A common type of blue-green algae is finding it easy to adapt to Earth's rising CO2 levels, meaning blue-green algae – of which there are many toxin-producing varieties – are even more adept at handling changing climatic ...

Record leap in carbon dioxide seen in 2015

The level of carbon dioxide in the atmosphere increased at a record pace last year, US government scientists reported, raising new concern about one of the top greenhouse gases and the effects of global warming.

East Antarctic Ice Sheet has stayed frozen for 14 million years

Antarctica was once a balmier place, lush with plants and lakes. Figuring out just how long the continent has been a barren, cold desert of ice can give clues as to how Antarctica responded to the effects of past climates ...

Sensory illusion causes cells to self-destruct

Magic tricks work because they take advantage of the brain's sensory assumptions, tricking audiences into seeing phantoms or overlooking sleights of hand. Now a team of UC San Francisco researchers has discovered that even ...

Excitement grows as NASA carbon sleuth begins year two

Scientists busy poring over more than a year of data from NASA's Orbiting Carbon Observatory-2 (OCO-2) mission are seeing patterns emerge as they seek answers to the science questions that drive the mission.

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