Climate in Crisis

Australia fires pushing Earth's limits as scientists fear long-term effects of emissions

Researchers are concerned that huge pulses of carbon emissions from devastating wildfires could overwhelm natural reservoirs that store carbon dioxide.

Watch live: Senate impeachment trial of President Trump

Live Blog / Trump Senate trial, day 2

What would happen if Trump exerted executive privilege over Bolton testimony?

Jumping right in, Nadler begins testimony with Yovanovitch details

Got Milk? Sen. Cotton does!

Senators showing a 'more exaggerated' dynamic in the chamber as trial continues

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