WebAug 4, 2016 · The massive chunk of ice covering Greenland accounts for around 10 percent of the frozen freshwater on Earth. If all that were to melt, it could raise the global … WebMar 9, 2024 · CNN — The age of a 31-kilometer (19-mile) wide meteorite crater discovered under a kilometer of Greenland ice had long puzzled scientists. The Hiawatha crater was exceptionally well...
Fossilized plants under 1.4 km of ice in Greenland #shortsvideo
The Greenland ice sheet hides the longest canyon in the world. Discovered in 2013, the canyon stretches 460 miles (740 kilometers) from the highest point in central Greenland to Petermann Glacier on the northwest coast. That's significantly longer than China's 308-mile-long (496 km) Yarlung Tsangpo Grand … See more The canyon isn't the only rugged part of Greenland's under-ice landscape. Decades of mapping the island by ice-penetrating radar (which is usually mounted on airplanes) have revealed rugged mountain … See more Hundreds of thousands or millions of years ago, before Greenland was covered with ice, it was home to a lake the size of Rhode Island and Delaware combined. Today, the lake is a … See more Not all the topography below the ice sheet is of Earthly origin. Scientists have found at least two likely meteor craters buried beneath the ice. Both … See more Greenland's ice sheet also hides a landscape of jewel-like lakes filled with crystalline meltwater. There are at least 60 of these small lakes, mostly clustered in northern and eastern … See more WebDec 13, 2024 · Among the most striking results of the BedMachine project are the discovery of stabilizing ridges that protect the ice flowing across the Transantarctic Mountains; a … geno smith seah
Fire below, ice above: volcanoes, glaciers and sea level …
WebSep 22, 2024 · The end of the northern-hemisphere summer brings to a close the Greenland ice sheet melt season and with it confirmation that 2024 was the 26th year in a row where Greenland lost ice overall. ... breaking off of icebergs and frictional effects under glaciers, the Greenland ice sheet lost 84Gt of ice over the 12 months from September … WebThe deep freeze: how the Greenland ice sheet changed life . Greenland’s former state made it a suitable location for many types of life that live in primarily warmer climates. Of … WebThe history of Greenland is a history of life under extreme Arctic conditions: currently, an ice sheet covers about eighty percent of the island, restricting human activity largely to the coasts.. The first humans are thought to have arrived in Greenland around 2500 BC. Their descendants apparently died out and were succeeded by several other groups migrating … chp roadmap for michigan