Michael Mann

Scientists are unable to fully explain Earth’s record heat

by

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

A critical climate target could be ‘deader than a doornail’, and scientists are bitterly divided over it

by

For years, the fight against climate change was symbolized by one number: 1.5. Since countries agreed in 2015 on the ambition to limit global warming to 1.5 degrees Celsius above pre-industrial levels, this number has become synonymous with averting catastrophic climate change. But what if the battle to prevent global warming from exceeding this limit … Read more