According to Pant, a glacial lake
outburst flood takes about five minutes to travel from the Nepal - China Friendship Bridge to the plant.
In 1981, a glacial lake
outburst flood in the river basin washed away several bridges, including the China - Nepal Friendship Bridge along the Araniko Highway, said Pradeep K. Mool, a glaciologist at ICIMOD in Kathmandu.
Posted in Advocacy, Climatic Changes in Himalayas, Flood, Glaciers, India, M - 20 CAMPAIGN, Opinion, Youth Speak Comments Off on GLOF Part 2 - Call For Innovations Tags: Bhutan, Climate change, Environment, Glacial lake, Glacial lake
outburst flood, Himalaya
(Wikipedia reckons that a glacial lake
outburst flood created the English Channel in days of yore, so they are not events to considered lightly.)
Conditions have been so warm and dry that at least one glacial
outburst flood has occurred on the slopes of Mt. Shasta as winter ice accumulation decreases and summer melt accelerates.
The ice dam broke, of course, with a great
outburst flood surging across the middle of Washington State (we call them the «scablands» because of the deep channels and plunge pools cut in the old lava).
Should it release, more than 30,000 people will be in the path of
the outburst flood.
And unlike Tibetan glacial melt, potential
outburst flood events issuing from Greenland or Antarctica are a hazard of global scope.
The outburst flood waters roared out, overtopping rivers — washing away more than 50 homes, cutting off major roadways, and driving 620 persons into government disaster shelters.
Finally, in this narrative, we can not ignore potential glacial
outburst flood impacts from melting over the Greenland Ice Sheet and Antarctica.
By Tuesday, a great
outburst flood had ripped through the mountain valleys of the Central Asia country.
With human warming of the Earth atmosphere approaching 2 C, the threat of large glacial
outburst flood events that rapidly push sea levels higher is rising.
A likely cause for the 8.2 ka event is
an outburst flood during which pro-glacial Lake Agassiz drained about 1014 m3 of freshwater into Hudson Bay extremely rapidly (possibly 5 Sv over 0.5 year; Clarke et al., 2004).
In June 2016, researchers observed firsthand a glacial
outburst flood at the Lhotse Glacier near Mount Everest that loosed about 4.8 million cubic miles (about 2 million cubic meters) of water from within the glacier itself.
Future modeling of these processes may lead to improved glacial
outburst flood hazard predictions.
Dirk Hoffmann, a researcher at the Bolivian Mountain Institute and co-author in The Cryosphere study, recently documented a glacial lake
outburst flood in the Apolobamba region that happened in 2009 and killed farm animals, destroyed cultivated fields and washed away a road that left a village isolated for months.
«Presently there are no signs of eruption, but it can not be excluded that the current activity will result in an explosive subglacial eruption, leading to
an outburst flood and ash emission.»
Although global warming may now be a serious concern, it is likely that long - term climate cycles will cause large ice sheets to return at some time in the distant future, and cataclysmic
outburst floods will probably recur in this region.»
Spotted by NASA's Messenger spacecraft, the formations were created early in the planet's history, when volcanic
outbursts flooded impact craters.
In a warming world, the threat of such «glacial lake
outburst floods» is becoming increasingly urgent.
Avalanches, rockfalls or earthquakes can breach these dams, or cause water to overflow them, resulting in catastrophic floods known as glacial lake
outburst floods.
The researchers who analyzed and remixed Gornergletscher's vibrating signals say their findings could help forecast such glacial lake
outburst floods.
The team hope the study raises awareness about the rapid glacier loss in Bolivia, how it could change in the future, and how it could affect water supply and cause glacial lake
outburst floods.
After studying glacier change, the researchers used their 2014 glacial - lake observations to identify the lakes where
outburst floods could occur and present a hazard to populations.
But Mauro Werder, a Simon Fraser University researcher who has investigated glacial lake
outburst floods (GLOFs) in Switzerland, and was not directly involved with the study, lauded the research as an «important step» forward.
After objections by the Indian representative, the Green Climate Fund has kept on hold a project to reduce the risk of glacial lake
outburst floods in northern Pakistan
Similarly, glacial melt, glacial lake
outburst floods and drought in the Himalayan rivers can affect more than one country.
The vulnerable nations declared that they are, «Alarmed at the pace of change to our Earth caused by human - induced climate change, including accelerating melting and loss of ice from Greenland, the Himalayas and Antarctica, acidification of the world's oceans due to rising CO2 concentrations, increasingly intense tropical cyclones, more damaging and intense drought and floods, including Glacial Lakes
Outburst Floods, in many regions and higher levels of sea - level rise than estimated just a few years ago, risks changing the face of the planet and threatening coastal cities, low lying areas, mountainous regions and vulnerable countries the world over...»
A serious challenge is that the suggested location for the Samzong fields is at risk of flash flooding due to Glacier Lake
Outburst Floods (GLOFs).
Glacial
outburst floods due to such melt and ice dam formation in the major ice sheets are catastrophic events of geological scale and impact.
Yet current hydroelectric power and infrastructure design in Nepal largely fails to take into account the risk of glacial lake
outburst flooding in relation to Nepal's some 2,000 glacial lakes.
The result would be a crescendo of glacial
outburst floods followed by a period of drastically increased aridity for the lands around Tibet.
All throughout the Tibetan Plateau region glacial
outburst floods related to human - caused warming are on the rise (see the glacial megaflood).
Glacial
outburst floods are sudden, powerful, violent, and difficult to predict.
The situation has exacerbated the occurrence of Glacier Lake
Outburst Floods (GLOFs).
But the impacts of glacier
outburst floods can be more directly destructive.)
After objections by the Indian representative, the Green Climate Fund has kept on hold a project to reduce the risk of glacial lake
outburst floods in northern Pakistan
In his address to the gathering, Pakistan Minister for Climate Change Mushahidullah Khan said that people in Pakistan living in around the HKH region are annually affected by a number of climate hazards such as glacial lake
outburst floods (GLOFS), avalanches, landslides and heat waves, which result in massive human and material losses.
Guardian: Fears rise of huge
outburst flooding in the Himalayas as glaciers melt due to climate change.
Not exact matches
In all five cases, the moraine dam was flushed out and lowered by the
outburst of water, the team found, and the dam's slope continued to decrease during the
flood.
«Now we should reconsider the consequences of sporadic oxygen
outbursts and their correlations to other major events in Earth's history, such as the banded - iron formation, snowball Earth, mass extinctions,
flood basalts, and supercontinent rifts.»
«Now we should reconsider the consequences of sporadic oxygen
outbursts and their correlations to other major events in the Earth's history, such as the banded - iron formation, snowball Earth, mass extinctions,
flood basalts, and supercontinent rifts.»
Alarmed at the pace of change to our Earth caused by human - induced climate change, including accelerating melting and loss of ice from Greenland, the Himalayas and Antarctica, acidification of the world's oceans due to rising CO2 concentrations, increasingly intense tropical cyclones, more damaging and intense drought and
floods, including glacial lakes
outburst loods, in many regions and higher levels of sea - level rise than estimated just a few years ago, risks changing the face of the planet and threatening coastal cities, low lying areas, mountainous regions and vulnerable countries the world over,
Mindsight is the perceptual skill that enables us to see when integration is not present and move our lives beyond the chaos of tumultuous
outbursts of emotion, beyond the
flooding of painful memories from the past, beyond the rigid, inflexible habits of repetitive thoughts, or beyond the destructive behaviors that each may keep us from living the life we want.