EARTH

The “most fundamental” climate metric takes a troubling turn

Antarctica’s enormous Pine Island Glacier could follow right behind it, raising global sea levels significantly

Climate change is bringing tourism and tension to Longyearbyen on the Norwegian archipelago of Svalbard

The chunk of ice is larger than the state of Rhode Island

And ecologist Suzanne Simard says they need our help to survive

Scientists probe an exceptionally explosive phenomenon

The goal sets a high bar for other countries attending today’s global climate summit

U.N. recognition would strengthen legal arguments for preserving nature

The slumping ice is moving 50 to 100 times faster than usual

Aquatic ecosystems, many altered by human activities, played a surprisingly large role

Some days we gain one minute; some days we gain three

Sound waves from fin whales can help scientists probe Earth’s crust