Ilmastonmuutos

A new study shows that channels beneath Antarctic ice shelves can trap warm ocean water and accelerate melting from below. Researchers focused on the Fimbulisen Ice Shelf in East Antarctica and found that this process may make even cold regions more vulnerable. The findings suggest current climate models could underestimate future sea level rise.

09. toukokuuta 2026 Raportoinut AI

The Trump administration has threatened countries supporting a proposed carbon tax on global shipping with visa restrictions, tariffs, and port fees. Despite this pressure, a slim majority of nations backed the original Net-Zero Framework at a recent U.N. meeting.

The World Meteorological Organization and Food and Agriculture Organization have issued a joint report detailing how extreme heat is disrupting global food production. The document highlights severe effects in Brazil and other countries, urging better adaptation strategies. It responds to a United Nations call to address heat risks for workers and food systems.

26. huhtikuuta 2026 Raportoinut AI

Rising temperatures in an Alaska river are causing invasive northern pike to eat more fish, threatening already declining salmon populations. Researchers from the University of Alaska Fairbanks analyzed pike stomach contents and found significant increases in consumption, especially among younger fish. The findings raise concerns about combined effects of climate change and invasive species.