Morning news brief
China urged to help ease Mideast tensions. Senate kicks off impeachment trial of the Homeland Security secretary. Coral reefs undergo a mass bleaching event which could soon be the worst on record.
Climate
Coral reefs can't keep up with climate change. So scientists are speeding up evolution
Climate change is heating oceans faster than the world's coral reefs can handle. So scientists are breeding corals that can withstand hotter temperatures – but only to a point.
Lightning, rains kill 36 people in Pakistan
Lightning and heavy rains have killed at least 36 people, mostly farmers, across Pakistan in the past three days, as authorities in the country's southwest declared a state of emergency.
What biologists see from the shores of the drying Great Salt Lake
Half of the Great Salt Lake in Utah has now dried up but scientists say there's still some time left to reverse its decline.
Florida blocks heat protections for workers right before summer
Miami-Dade County had proposed rules that would give workers breaks, water, and shade when it's too hot. But a new state law prevents cities and counties from doing that.
European court rules on cases seeking to force countries to meet climate goals
Europe's highest human rights court ruled Tuesday that its member nations have an obligation to protect their citizens from the ill effects of climate change.
Is climate change action a human right? A European court will rule for the first time
Europe's highest human rights court began its session Tuesday on a group of climate change cases aimed at forcing countries to meet international obligations to reduce greenhouse gas emissions.
March is 10th straight month to be hottest on record, scientists say
For the 10th consecutive month, Earth set a new monthly record for global heat — with both air temperatures and the world's oceans hitting an all-time high, the European Union climate agency said.
An Arizona energy company wants to build a new lake in the desert for hydropower
An Arizona utility wants to build a new reservoir in the desert it says will lower its carbon footprint. There are skeptics.
The mystery of the Florida Keys' dying sawfish
Rare sawfish have been dying at unprecedented numbers in the Florida Keys. Scientist don't know why and federal officials are trying to save some of them.