New clean air treaty goes into effect across Europe and North America
The agreement aims to limit heat-trapping black carbon emissions that accelerate melting of glaciers and sea ice.
Intergovernmental Panel on Climate Change
The Intergovernmental Panel on Climate Change (IPCC) is the U.N. body for assessing the science related to climate change. Established in 1988 by WMO and UNEP, the Nobel Prize-winning panel provides policymakers with regular, comprehensive scientific assessments on the causes, impacts, and future risks of climate change, informing international climate negotiations.
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IPCC report on cryosphere points to 'profound' impacts from warming
Almost 1 meter of sea level rise and the collapse of the West Antarctic Ice Sheet is anticipated by the end of the century.
Scientists report nations need to triple carbon-cutting to meet targets
A day before a U.N. summit, climate scientists said nations must reduce 'glaring' gaps between intention and action.
Student-led 'strike' gains steam ahead of U.N. climate summit
Millions of children worldwide skipped classes to send a message they want governments to lead on the climate crisis.
Major investors with $35 trillion in assets pressure for climate action
More than 500 institutional investors urged governments to finally take significant action to reduce carbon emissions.
Youth climate movement decides strategy at Swiss-hosted summit
Their demands call for supporting developing nations, paying for cleaner technologies, and pressuring wealthy nations.
Climate report urges change in human diet to improve land use
The IPCC shows how overconsumption and ill treatment of animals, forests and plants is making global warming worse.
Trump fills long-vacant U.N. envoy post with wealthy political ally
U.S. senators confirmed Kelly Craft as the U.S. ambassador to the United Nations, multilateralism's biggest stage.
OECD chief urges leaders to heed green wave of political 'muscle'
The head of the 36-nation organization called on governments to listen to millions of people worried about climate change.
Climate services lag in most nations despite the Paris treaty's obligations
Only 30 countries appear to have taken steps to provide the accurate climate information needed to fulfill the 2015 accord.
U.N. chief warns of rise in climate-linked security threats worldwide
On a South Pacific trip, U.N. Secretary-General António Guterres said 'we are not winning' against the climate crisis.
Scientists find accelerating pace of glacial shrinkage in most regions
Glaciers lost more than 9,000 billion tons of ice since 1961, raising water levels by 27 millimeters worldwide.
U.N. health agency looks at a new strategy toward air pollution
The strategy is part of a draft report from the World Health Organization's chief on health, environment and climate.
Nature and climate crises come into focus amid Davos extravagance
Dire environmental challenges and climate change took center stage at the World Economic Forum's annual gathering.
Nations agree to Paris climate rulebook at U.N.-brokered talks
Negotiators overcame a deadlock on a crucial element about how nations must report their greenhouse gas emissions.
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.