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Category: Flood

Posted on May 23, 2019

Surveillance from the sky using RISAT-2B satellite

RISAT-2B satellite launched on May 22 will use microwave radiation for crop monitoring, forestry and flood mapping. The satellite can image during day and night and under almost all weather…

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Posted on September 21, 2018September 21, 2018

A rare confluence of four events led to flooding in Kerala, IIT Gandhinagar researchers say

A deadly combination of four factors caused extensive flooding in Kerala in 2018. The State received 53% above normal summer monsoon rainfall from May to August. This together with a few extreme…

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Posted on August 23, 2018August 24, 2018

Extreme rainfall events pose a challenge to reservoir operations

Modelling studies by IIT Ghandhinagar team has found that if high emission continues, then by the end of the century the mean annual air temperature is projected to increase up to 6.25…

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Posted on July 24, 2018July 24, 2018

Short, heavy spells get a new name – mini-cloud burst

Researchers at Indian Institute of Tropical Meteorology, Pune have coined a new term — mini-cloud burst — to define rainfall in excess of 50 mm in two consecutive hours. While extreme rainfall of over…

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Posted on March 3, 2018March 3, 2018

Two-fold increase in short spells of heavy rainfall in Indian cities

Very heavy rainfall lasting for a few hours in urban locations in India has become more intense in the last few decades. Its frequency has increased by two-fold between 1979-2015.…

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Posted on October 3, 2017October 4, 2017

Three-fold increase in extreme rainfall events over central India

Summer monsoon rainfall over central India has reduced by 10% on average, while there has been three-fold increase in extreme rainfall events between 1950 and 2015. There will be further increase…

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Posted on July 6, 2017July 31, 2017

Scientists now know why Chennai received unprecedented heavy rainfall in 2015

Both extreme El Nino conditions and the warming trend in the Bay of Bengal contributed equally to the Chennai deluge. The extreme El Nino conditions in 2015 and the warming trend…

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Posted on August 3, 2016August 4, 2017

IIT Bombay: Extreme rainfall not associated with local warming

A study carried out by researchers at IIT Bombay has found that extreme rainfall events over India do not have significant association with land surface air temperature over India and…

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