Warming threatens to upend ecosystems from Mongolia and the Amazon to crucial ocean currents in the North Atlantic.
'Extremely high water stress' afflicts 83% of the population in the Middle East and North Africa and 74% in South Asia.
Deadlock stymied a third East Antarctica protection plan. Only twice before has the panel created marine protected areas.
The U.N. human rights chief says the climate crisis is a top threat and U.S. detention of migrant children is alarming.
A warning that sovereignty and national borders are being invoked to prevent human rights issues from being addressed.
The aim is to establish better networks of support worldwide for advocates and raise the pressure for perpetrators of violence and intimidation to be held accountable.
The U.N. human rights chief said children should never be held in immigration detention or separated from families.
Accelerating species losses undermine humanity's perch on the planet because all life depends on rich species diversity.
The Event Horizon Telescope pulled off one of astrophysicists' longtime dreams by documenting a supermassive black hole.
The movement against too much artificial light at night celebrates International Dark Sky Week in April.
The European Union and eight other nations condemned Saudi Arabia, demanding that it cooperate with a U.N.-led investigation into Jamal Khashoggi's brazen murder.