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Pemba Dorjie crossing a crevasse on the Khumbu Icefall. The Khumbu Glacier moves an estimated 0.9 to 1.2 m (3 to 4 ft) down the flank of Mt. Everest every day. Ice entering the fall takes approximately 4.3 years to emerge at the base, which is 600 metres (2,000 ft) lower and 1.5 kilometres (1 mi) away horizontally.
A jökulhlaup is thus a sub-glacial outburst flood. Jökulhlaup is an Icelandic term that has been adopted into the English language, originally referring only to glacial outburst floods from Vatnajökull, which are triggered by volcanic eruptions, but now is accepted to describe any abrupt and large release of sub-glacial water.
The rising temperatures since August 9, which peaked at 15 °C on the day of the flood, contributed to the outburst. [1] The flood, which occurred suddenly, displaced 135 people, including 40 children. Most residents had already left for Kathmandu or were at the weekly marketplace in Namche. The school was closed for the day, so no students ...
As glaciers melt and pour massive amounts of water into nearby lakes, 15 million people across the globe live under the threat of a sudden and deadly outburst flood, a new study finds. More than ...
On paper, the world’s pledges would limit the rise in global temperatures to about 2.3 degrees Celsius (4.1 degrees Fahrenheit) this century. That’s well short of the goal to cap warming at 1. ...
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They are active channel topographic forms up to 20 m high, which occur within near-thalweg areas of the main outflow routes created by glacial lake outburst floods. [2] Giant current ripple marks are large scale analogues of small current ripples formed by sand in streams. Giant current ripple marks are important features associated with ...
The Kathmandu Valley received between 240 millimetres (9.4 in) and 322.2 millimetres (12.69 in) between 28 and 29 September, causing flooding in Nepal's capital, Kathmandu. In late September, the Government of Nepal reported at least 224 deaths, 158 injuries, 28 missing persons due to severe flooding, including at least 37 in Kathmandu. Around ...