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Mega Canyon Discovered Beneath Greenland Ice Sheet

Date:
August 29, 2013
Source:
Reuters / Powered by NewsLook.com
Summary:
Scientists using ice-penetrating radar have discovered a previously unknown canyon beneath the ice sheet in northern Greenland. They say the canyon is at least 750km long and in places as much as 800m deep and is on the same scale as parts of the Grand Canyon in Arizona, USA. Matthew Stock reports.


Related Videos

last updated on 2014-11-26 at 9:12 am EST

Scientists Discover Massive Canyon Under Greenland Ice

Scientists Discover Massive Canyon Under Greenland Ice

Newsy (Aug. 30, 2013) — Scientists have discovered a canyon in Greenland that's twice as long as the Grand Canyon in Arizona.
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Oldest Ice Sheet Could Reveal 1.5 Million Years of Climate Change

Oldest Ice Sheet Could Reveal 1.5 Million Years of Climate Change

Reuters (Nov. 18, 2013) — Scientists working in eastern Antarctica believe they have found the world's oldest ice sheet which, they say, could provide information on future climate change. The researchers estimate the ice sheet is 1.5 million years old, almost twice the age of the previous oldest sample. Tara Cleary reports.
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Hidden Antarctic Valley Could Add to Ice Loss

Hidden Antarctic Valley Could Add to Ice Loss

Reuters (Aug. 3, 2012) — A hidden, mile-deep rift valley discovered beneath West Antarctica has given scientists new insights into ice loss from the frozen continent, which some experts say contributes almost 10 percent of the rise in global sea levels.
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Glacier Thought to Have Sunk Titanic Sets Record for Speed

Glacier Thought to Have Sunk Titanic Sets Record for Speed

Newsy (Feb. 4, 2014) — Scientists claim a glacier in Greenland is moving at record speeds — now four times faster than it was in the 1990s. Video provided by Newsy
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