Analysis journal Science printed the findings of a world coalition of scientists, which incorporates College of Dayton geologist Umesh Haritashya, that investigated the landslide and flood in India in February that destroyed two hydropower crops and left greater than 200 useless or lacking.
The study in Science published Friday, June 10, analyzed satellite tv for pc imagery, seismic information and eyewitness movies. Haritashya examined earlier than and after satellite tv for pc footage of the affected land and river basin for irregularities within the construction of the rock on the web site. He additionally served as a distant liaison to scientists visiting the world.
Early indications in February pointed to a glacial lake outburst flood, however the high-resolution satellite tv for pc photos confirmed no close by glacial lakes giant sufficient to trigger a flood, in keeping with lead creator Dan Shugar, affiliate professor within the College of Calgary’s division of geoscience.
“Excessive-resolution satellite tv for pc imagery used because the catastrophe unfolded was crucial to serving to us perceive the occasion in virtually actual time,” Shugar stated. “We tracked a plume of mud and water to a conspicuous darkish patch excessive on a steep slope. This was the supply of an enormous landslide that triggered the cascade of occasions, and brought on immense dying and destruction.”
The researchers are usually not clear on the direct hyperlink between local weather change and this specific occasion however are certain local weather change contributes to frequent mountain hazards in current a long time. The better magnitude of the most recent catastrophe is an argument to evaluate fast developments within the space.
“Hazards do not all the time observe the sample of previous occasions,” stated Haritashya, whom The New York Instances interviewed for 2 tales in regards to the catastrophe. “This calculation and modeling allowed us to know the crucial mixture of rock and ice combination current within the failed mass that reworked it into a big and cellular particles movement.”
“I hope policy- and decision-makers have a look at this examine and take into consideration catastrophe governance and sustainable growth within the Himalaya, and consider giant hydropower constructions in growth.”
Along with this examine, Haritashya and his analysis group at UD have secured greater than $3 million in analysis grants, primarily from NASA, to look at local weather change impression on excessive mountain glaciers.
For extra data, contact Haritashya at firstname.lastname@example.org. For interviews, contact Shawn Robinson, affiliate director of reports and communications, at email@example.com.