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Everything we've published on El Niño: articles, news, opinion and video.
ANTALYA, Türkiye — The tropical Pacific's array of anchored buoys, whose records matter for understanding El Niño and for seasonal forecasts, has fallen from 67 moorings around 2010 to 40 today, the…
The World Meteorological Organization published its State of the Climate 2026 Update on Nov. 9, 2026, and reports that the imbalance between the energy Earth takes in from the sun and the energy it…
The Met Office forecasts that the annual average concentration of carbon dioxide at Hawaii's Mauna Loa Observatory will rise by 3.51 ± 0.52 parts per million (ppm) in 2027, reaching 432.2 ± 0.5 ppm.…
Copernicus Sentinel-6B entered operational service on Oct. 30, 2026, and the satellite record of global sea level that began in 1992 now runs through it. EUMETSAT, which operates the satellite for…
A coastal flood advisory issued by the National Weather Service office in San Diego, California, remains in effect for the coastal areas of San Diego and Orange counties. It runs through 2 p.m. PDT…
The Mediterranean has a shape it falls into when it overheats. The warmth banks up in the west, between the Gulf of Lions, the Balearic Sea and the waters around Corsica and Sardinia, and thins…
Every spring, a patch of ocean from off West Africa to the Caribbean runs a little warm or a little cool, and climate researchers watch it closely. The reason is not the Atlantic. It is the Pacific:…
Almost every route the world still has to the Paris Agreement's temperature targets has the same shape. Emissions fall, the temperature peaks somewhere above 1.5 °C, and then carbon removal pulls it…
The International Union for Conservation of Nature published what it calls the first global assessment of coral reefs under its Red List of Ecosystems on Oct. 22, 2026, and classified 96% of the…
Whether a forecast of El Niño holds up a year ahead depends more on what the Pacific was doing when the forecast was made than on which model produced it, a team led by Australia's national science…
Fifteen years of air sampled by aircraft above the Amazon basin show the forest giving back more carbon than it takes up, with fire the largest single source. Luciana V. Gatti of Brazil's National…
Southern Africa takes most of its rain between December and February, and it arrives in a band. A long lane of cloud and thunderstorms lies diagonally across the subcontinent, running from the…