From record-high summer heat to the greening of the Arctic, this collection of images highlights several key "vital signs" of the Arctic.
Drought parches the central Amazon in October 2023
October 30, 2023
El Niño is on the prowl in the tropical Pacific. How loud do forecasters think it's going to roar?
El Niño communicates with North America by tweaking the jet stream. How does all that work?
Arctic sea ice minimum at sixth lowest extent on record in 2023
September 25, 2023
The September 2023 ENSO Outlook predicts El Niño will stick around at least through January-March 2024. But don't just take it from us, hear directly from the Pacific Ocean and tropical atmosphere, who join the blog to answer some questions.
China has overtaken the U.S. as the largest annual emitter, but all countries have to reduce their emissions if we want to stop further global warming. Every fraction of a degree of warming we avoid lowers the risks to people and other life on Earth.
Out of the 29 Northern Hemisphere summers that led up to a winter El Niño, how many were hot versus cold? Wet versus dry? These maps are a global climate scorecard for the influence of El Niño on June-August climate.
How will the current El Niño impact coastal flooding over the next year? Guest blogger William Sweet and his colleagues discuss how the combination of long-term sea level rise and El Niño have increased the risk of high-tide flooding along both U.S. coastlines.