The El Niño phenomenon has not yet reached its peak intensity, which the World Meteorological Organization (WMO) expects to occur at the end of this year, and seawater temperatures in the tropical Pacific area considered the epicenter of the event are already at record levels. The anomaly in that zone exceeded three degrees Celsius in mid‑September and has risen to a level similar to the peak of the El Niño event 11 years ago, in November 2015.

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The catastrophic avalanche of rock and ice on Langtang Lirung mountain, on Nepal’s northern border — which caused 1,300 deaths and as a result of which, 22 days later, more than 5,000 people remain missing — was the result of a combination of factors that simmered until they triggered an unprecedented disaster in the Himalayas. A report published on September 17 by World Weather Attribution (WWA), the group of scientists that specializes in calculating the influence of climate change on extreme weather events, sheds light on the catastrophe. Among the factors, the authors note “unusually warm conditions before the failure, supporting enhanced snow and ice melt and more precipitation falling as rain rather than snow” around the site where the collapse occurred.

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