Climate

Climate

Carbon cuts could save U.S. farmers billions of dollars

Reducing carbon emissions could save U.S. agriculture industry billions of dollars annually by curtailing droughts.

Climate

Iceless Arctic summers now expected by 2050s

The Arctic Ocean will have its first ice-free summer in the 2050s, nine years earlier than previously forecast, according to improved simulations.

Climate

Desert dig uncovers caches of missing CO₂

Irrigation water may wash significant amounts of carbon into groundwater systems beneath Earth’s deserts, researchers propose.

Neuroscience

Global warming unpaused, how space affects the brain and more reader feedback

A reader shares a story about Stephen Jay Gould, while others discuss how to protect the brain from radiation in space and whether 2014 was the hottest year on record.

Paleontology

Sudden heat spikes did in Ice Age’s mammoth mammals

Abrupt warming and excessive hunting by ancient humans were responsible for the disappearance of many large mammals, including woolly mammoths, during Earth’s last glacial period.

Animals

Sea level rise threatens sea turtles

Sea level rise is causing coastal areas to be inundated with water. Even short periods of being wet can kill sea turtle eggs, a new study finds.

Climate

Carbon dating may soon lead to mismatches

Carbon released from burning fossil fuels will jeopardize the effectiveness of many carbon dating applications, new research predicts.

Oceans

Blooming phytoplankton seed clouds in the Southern Ocean

Booming phytoplankton populations spark cloud formation in the Southern Ocean.

Climate

Current El Niño coming on strong

Meteorologists expect the ongoing El Niño to strengthen in the coming months and alter weather patterns worldwide, including bringing potential drought relief to California.

Climate

Wildfire seasons have gotten almost 20 percent longer

The average length of wildfire seasons has increased 18.7 percent since 1979, new research shows.

Climate

Bumblebee territory shrinking under climate change

Climate change is shrinking bumblebee habitat as southern territories heat up and bumblebees hold their lines in the north.

Climate

Greenland’s out-of-sync climate explained

Small variations in the sun’s activity cause big changes in Greenland’s temperatures decades later by altering ocean currents, new research suggests.