Leaders appeal for action and unity at polarized U.N. climate talks
The summit is supposed to work out a 'rulebook' for nations to follow to fulfill their Paris Agreement climate pledges.
Paris Agreement 2015
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Global health care systems hang in the balance of U.N. climate talks
Air pollution concentrations tied to greenhouse gases worsened in almost 70% of cities from 2010 to 2016.
Global trading rules galvanize G-20 leaders amid U.S.-China tensions
The Group of 20 expressed concern about the future of the World Trade Organization, which Trump threatened to leave.
Leaders from Canada, Mexico and U.S. send 'NAFTA 2.0' to lawmakers
The trade deal fulfills U.S. President Donald Trump's pledge to replace the 1994 North American Free Trade Agreement.
Nations' plans for cutting carbon emissions are dangerously off-track
Global greenhouse gas emissions, rather than fall, rose in 2017 by 0.7 gigatons to 53.5 gigatons, after three years of decreases.
U.S. midterm elections will revise America's international outlook
Democrats vowed to redirect, block or investigate the U.S. president's foreign and domestic programs and priorities.
Move over tobacco, air pollution is the next major public health target
As much as 91% of the world's population breathes unhealthy air, which is why it's the focus of a global health conference.
Experts dash false hopes that climate change won't bring misery
The Nobel Prize-winning U.N. panel on climate change said it's life or death for much of the planet as soon as 2040.
U.S. ordered by U.N. tribunal to lift some economic sanctions on Iran
Judges ruled sanctions reinstated by the Trump administration breached a treaty between Iran and the U.S.
Trump calls U.N. 'unaccountable' in boastful attack on multilateralism
At the U.N. General Assembly, the U.S. president attacked the world body as a largely useless "global bureaucracy."
Nuclear power's complexities emerge in the age of climate change
The picture is complicated by safety and environmental concerns and IAEA's dual roles as watchdog and promoter.
Under U.S. pressure, WTO welcomes revamp from G-20 trade ministers
The World Trade Organization is a major target of the Trump administration, which prefers to let the U.S. set its own tariffs.
Trump administration rebukes International Criminal Court
Trump's national security adviser harshly condemned the International Criminal Court, which is hated by conservatives.
Hot planet on a path of 'suicidal emissions' from fossil fuel burning
The U.N. secretary-general demanded that nations act far faster and more decisively to combat the climate crisis.
Trump threatens pullout from WTO in latest snub of multilateralism
The U.S. president said he would withdraw the U.S. from the independent World Trade Organization if it doesn't 'shape up.'
Military space force proposed by Trump may flout international treaty
The U.S. president's proposed 'Space Force' would create a new service to prepare for conflict and war in outer space.