Image: Agricultural fires stretch completely across Africa

Four different passes by the Aqua satellite over the course of a day results in this stitched together image of the fires that span across central Africa. The polar orbit of the Aqua satellite takes swaths of images which ...

Polar bears from space

Polar bear population estimates based on satellite images are similar to aerial estimates, according to a study published July 9, 2014 in the open-access journal PLOS ONE by Seth Stapleton from United States Geological Survey ...

Stronger winds explain puzzling growth of sea ice in Antarctica

(Phys.org) —Much attention is paid to melting sea ice in the Arctic. But less clear is the situation on the other side of the planet. Despite warmer air and oceans, there's more sea ice in Antarctica now than in the 1970s ...

CryoSat maps largest-ever flood beneath Antarctica

(Phys.org) —ESA's CryoSat satellite has found a vast crater in Antarctica's icy surface. Scientists believe the crater was left behind when a lake lying under about 3 km of ice suddenly drained.

Is global warming causing harsher winters?

Millions of people in northern Europe are still battling snow and ice, wondering why they are being punished with bitter cold when—officially—spring has arrived and Earth is in the grip of global warming.

For polar bears, it's survival of the fattest

One of the most southerly populations of polar bears in the world – and the best studied – is struggling to cope with climate-induced changes to sea ice, new research reveals. Based on over 10 years' data the study, published ...

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