An early summer heatwave swept over large parts of Australia on December 16-17, 2023, helping to fuel dozens of bushfires in New South Wales.

While the world has made significant progress in building systems that can alert people to extreme weather, many places still lack access to early warnings, a new report finds.

Humans have wiped out around 1,400 bird species – twice as many as previously thought – with major implications for the ongoing biodiversity crisis, a new study has found.

A major report for the United Nations has put forward solutions to halve nitrogen pollution from agriculture and the food system in Europe, including reducing meat and dairy consumption, fertiliser use and food waste.

An international team of scientists has found the first direct evidence linking seemingly random weather systems in the ocean with climate on a global scale.

A study appearing in Nature Communications based on field and greenhouse experiments at the University of Kansas shows how a boost in agricultural yield comes from planting diverse crops rather than just one plant species: Soil pathogens harmful to plants have a harder time thriving.

The waiting is over. After weeks of ominous earthquake swarms and warnings from geologists about the possibility of an eruption, lava began to pour from a new fissure on the Reykjanes Peninsula in southwestern Iceland late on December 18, 2023. 

A winter wonderland calls to mind piles of fluffy, glistening snow. 

A new method could be used by biologists to estimate the prevalence of disease in free-ranging wildlife and help determine how many samples are needed to detect a disease.

In 2023, the U.S. experienced a record 25 billion-dollar weather and climate disasters — three more than the previous record, set in 2020.