Climate

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

$10 million research line used satellites and aircraft to monitor carbon sources and sinks

Global tourism accounts for around one-twelfth of the world’s greenhouse gas emissions

Model is tailored for exascale computers and designed to forecast impacts on energy infrastructure

Plans for new coal plants imperil efforts to cut emissions

U.S. weather service union fears automation threatens jobs and sacrifices forecasters’ local knowledge

Immediate impact of policy shift not clear

Crustaceans account for 22% of carbon dioxide emissions from fishing, despite being just 6% of seafood caught

New technologies could help combat climate change by turning carbon dioxide into fuel