The summer of 2023 was the hottest summer in 2,000 years in the Northern Hemisphere, tree rings show

The summer of 2023 was the warmest in non-tropical areas of the Northern Hemisphere for 2,000 years, a new study shows. In this vast land area, spanning Europe, Asia and North America, surface temperatures in June, July and August 2023 were more than 2°C higher than the average summer temperature between 1 AD. and 1890, … Read more

Scientists are unable to fully explain Earth’s record heat

The sun sets over Huntington Beach at the end of a warm December day in 2023. (Luis Sinco/Los Angeles Times) Deadly heat in the southwest. Hot tub temperatures in the Atlantic Ocean. Sweltering conditions in Europe, Asia and South America. That 2023 was Earth’s hottest year on record was in some ways no surprise. For … Read more

Twelve months of record ocean heat has left scientists puzzled and concerned

For the past 12 months, the world’s sea surface temperatures have broken records every day. Ocean scientists are increasingly concerned. “It’s not just an entire year of record-breaking ocean temperatures, but the margin by which they are exceeded – which is not even close to the previous record,” said Brian McNoldy, senior research associate at … Read more

Scientists explain why 2023’s record-breaking heat has them on edge

The latest calculations from several scientific agencies showing that Earth shattered global heat records last year may seem frightening. But scientists fear what’s behind these numbers could be even worse. The Associated Press news agency spoke to more than three dozen scientists about what the destroyed records mean. Most say they fear an acceleration of … Read more

Scientists explain why 2023’s record-breaking heat has them on edge. Warming may worsen

The latest calculations from several scientific agencies showing that Earth shattered global heat records last year may seem frightening. But scientists fear what’s behind these numbers could be even worse. The Associated Press asked more than three dozen scientists in interviews and emails what the destroyed records mean. Most said they fear an acceleration of … Read more

Scientists explain why 2023’s record-breaking heat has them on edge. Warming may worsen

The latest calculations from several scientific agencies showing that Earth shattered global heat records last year may seem frightening. But scientists fear what’s behind these numbers could be even worse. The Associated Press asked more than three dozen scientists in interviews and emails what the destroyed records mean. Most said they fear an acceleration of … Read more

The view of El Niño as a producer of historic storms in California may be outdated

SAN DIEGO – In 1983, El Niño caused historic flooding in parts of Southern California, toppling parts of fishing piers and prompting some to travel the flooded streets by surfboard. It returned in 1998, dusting the regional mountains with snow through May. In the collective minds of Californians, the weather phenomenon defined by an eastward-moving, … Read more