Search results for cryosphere

Earth Sciences Aug 22, 2022

A historical perspective on glacial retreat

Researchers at ETH Zurich and WSL have for the first time reconstructed the extent of Switzerland's glacier ice loss in the 20th century. For this purpose, the researchers used historical imagery and conclude that the country's ...

Earth Sciences Aug 17, 2022

Snow research fills gap in understanding Arctic climate

Comprehensive data from several seasons of field research in the Alaskan Arctic will address uncertainties in Earth-system and climate-change models about snow cover across the region and its impacts on water and the environment.

Earth Sciences Aug 12, 2022

Ice core taken in Antarctica contains sample of atmosphere from five million years ago

A team of researchers affiliated with multiple institutions in the U.S. has successfully pulled an ice core from Antarctica's Ong Valley that contains samples of Earth's atmosphere from up to 5 million years ago. In their ...

Environment Aug 11, 2022

Ice shelves hold back Antarctica's glaciers from adding to sea levels, but they're crumbling

As Antarctica's slow rivers of ice hit the sea, they float, forming ice shelves. These shelves extend the glaciers into the ocean until they calve into icebergs.

Earth Sciences Jul 28, 2022

Heat waves thawing Arctic permafrost

In the northernmost region of the earth the arctic permafrost is melting at an accelerated rate. For more than a decade, an international team of researchers from ETH Zurich, the University of Alaska Fairbanks, and the German ...

Earth Sciences Jul 14, 2022

Coastal glacier retreat linked to climate change

More of the world's coastal glaciers are melting faster than ever, but exactly what's triggering the large-scale retreat has been difficult to pin down because of natural fluctuations in the glaciers' surroundings. Now, researchers ...

Earth Sciences Jul 6, 2022

Climate evolution in the Southeast Indian Ocean during the Miocene

The Miocene, 23 to 5 million years ago, was an important period for the formation of the Antarctic ice sheets (AIS). The mid-latitudes in the southern hemisphere are the area where the westerlies prevailed and the climate ...

Environment Jun 24, 2022

Observational and modeling data help to better understand the Third Pole

The Tibetan Plateau, known as the "Third Pole" of the world, is not only the highest plateau on the Earth, but it is also considered the "Asian Water Tower." Its watershed nourishes more than ten major rivers in Asia.

Ecology Jun 9, 2022

Scientists compile an inventory of endangered microorganisms in cryospheric ecosystems

Cryospheric ecosystems are some of the oldest on the planet. EPFL scientists have found that the microorganisms living in them have a unique genetic signature. They performed an inventory of the microorganisms in these ecosystems ...

Environment Jun 8, 2022

First microplastics found in Antarctic snow

University of Canterbury researchers have published the world's first study confirming the discovery of microplastics in fresh snow in Antarctica.

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