Climate

Shooting aerosols high into the sky will cool the planet but reduce sunlight

Some results would be barred by administration’s “secret science” proposal

2017 was hottest year on record without an El Niño, report confirms

Fueled by tech-philanthropy cash, the Earth Machine seeks to clear up the future of global warming

Odd trend stems from the icy continent’s extreme conditions

Warmer winters, less snow make pale fur a liability

Its burden lightening, crust beneath glaciers is rising at a startling pace

Gas production leaks enough methane to match climate impact of coal-burning plants for 2 decades

Steven Koonin says the Trump administration has dropped the red-team idea, but it’s not dead

Ethiopian rocks show how rapid planetary freezing was triggered by a glacial feedback loop

Approach could make it affordable to produce gasoline from air, water, and renewable electricity

New administrator supports James Webb Space Telescope, but questions flagship model

The destructive storms have slowed 10% in the past 70 years

Bid to slash particulate pollution draws praise and doubts

House of Representatives spending panel adds $10 million for climate monitoring program

Spikes and dips in lead pollution track wars and other historical events