Global warming: More insects, eating more crops

Crop losses for critical food grains will increase substantially as the climate warms, as rising temperatures increase the metabolic rate and population growth of insect pests, according to new research.

Austrian scientists race to reveal melting glaciers' secrets

Jumping from rock to rock to rock over a creek formed off Austria's Jamtal glacier, scientist Andrea Fischer worries that precious scientific data will be irreversibly lost as the snow and ice melt faster than ever.

Record low Antarctic sea ice extent could signal shift

Sea ice around Antarctica shrank to the smallest extent on record in February, five years after the previous record low, researchers said Tuesday, suggesting Earth's frozen continent may be less impervious to climate change ...

Seafloor spreading has been slowing down

A new global analysis of the last 19 million years of seafloor spreading rates found they have been slowing down. Geologists want to know why the seafloor is getting sluggish.

Global heat extremes on the rise, study finds

Temperature extremes with altered characteristics are among the most threatening impacts of global warming. However, how their characteristics have changed is uncertain, and varies by region.

The UN's 10,000-page red alert on climate change

Accelerating global warming is driving a rising tide of impacts that could cause profound human misery and ecological disaster, and there is only one way to avoid catastrophe: drastically reduce greenhouse gas emissions.

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