Global Warming

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RUTLAND, Vt.—Eighteen years after the first “climate tort” lawsuit was filed, no U.S. plaintiff has collected damages for the harms of global warming. Now, Vermont’s different legal strategy to make fossil fuel companies pay is facing its first real test. On Monday, the state defended its “climate superfund” law before…

At a time when cascading climate shocks are unfolding faster than scientists can track them, the UN’s scientific body that assesses global warming risks and response options is mired in procedural gridlock and staring at a potential budget crunch. The most recent Intergovernmental Panel on Climate Change plenary meeting in…

Extreme climate outcomes are possible under moderate levels of warming, a new study shows. (Image credit: Robert Lang Photography via Getty Images) Dangerous weather events typically associated with extreme global warming could become more frequent even under moderate levels of heating, a new study finds. Deadly floods in cities and…

As a grueling March heat wave batters the U.S. West with dangerous temperatures, and the world girds itself for what could be another sizzling record-smashing Super El Niño, a team of researchers has published a study looking at how global warming is already impairing people’s regular daily activities...Read More

By Adedoyin K.S. Lasisi The short lifetime of lead-acid batteries in solar home systems can significantly increase their life-cycle environmental impacts. Studies show that under such conditions, the global warming potential can reach up to 1.4 kg CO? per kWh delivered, which may exceed the impacts of diesel generators in…

March 26, 2026 2 min read Add Us On Google Add SciAm Disappearing Arctic sea ice breaks frightening record The Arctic sea ice maximum this year effectively tied for the lowest ever on record, with major implications for polar ecosystems and global warming By Andrea Thompson edited by Claire Cameron…

The Observatory has forecast that Hong Kong’s annual mean temperature this year is likely to be above normal, with a strong chance of ranking among the top 10 warmest years on record. Presenting the city’s weather outlook on Monday, Observatory Director Chan Pak-wai said the warmer conditions are linked to…

It’s no secret our planet is heating up. And here’s the evidence: we’ve just experienced the 11 hottest years on record, with 2025 being the second or third warmest in global history. The annual State of the Climate report, published today by the World Meteorological Organization, suggests we’re still too…

Proceedings of the National Academy of Sciences, Volume 123, Issue 12, March 2026. SignificanceOne of the main goals of international climate change negotiations is to distribute the economic burden of limiting global warming. A central challenge is that some countries are wealthier than others and may therefore be better able…