Tag: monsoon 2019

Cycle of extremes: Erratic monsoon hits crops in Karnataka’s Kaveri basin

The rainfall anomaly in the Kaveri basin is part of a larger trend where climate change results in spells of torrential rain interspersed with unusually dry periods

Current Affairs :-Sporadic precipitation this storm harmed 25 percent of the kharif (summer) crops planted in the regions along the Kaveri stream bowl of southern and inside Karnataka, as per a neighborhood rancher’s system. The ranchers here had deferred the planting of these yields to August since June and July, customary planting months, had detailed inadequate precipitation. Yet, heavy rains in August demolished a fourth of the harvests, both youthful and develop.

The southern territories of the Kaveri bowl detailed a 28 percent precipitation inadequacy and focal zones 22 percent, as per the India Meteorological Department (IMD). Be that as it may, August recorded a 102 percent “huge overabundance”.

“The measure of precipitation that Karnataka gets more than four months was gotten in two months this time,” said Sekhar Muddu, educator, Department of Civil Engineering and Interdisciplinary Center for Water Research (ICWaR), at the Indian Institute of Science (IISc) in Bengaluru.

Precipitation irregularity in the Kaveri bowl, June 2019. Credit: Raj Bhagat Palanichamy

Precipitation irregularity in the Kaveri bowl, July 2019. Credit: Raj Bhagat Palanichamy

Precipitation irregularity in the Kaveri bowl, August 2019. Credit: Raj Bhagat Palanichamy

“June and July pointed at dry spell like circumstances for the Kaveri,” said Raj Bhagat Palanichamy, a GIS (geographic data framework) and remote detecting examiner with World Resources Institute (WRI), India. “What’s more, a solitary occasion [rainfall in August] filled every one of the dams in the bowl. Ranchers can’t be set up for such limits.”

Center catchment regions, Kodagu and Hassan, saw an immense variance, he included. These sharp spikes were “dangerous on the grounds that the waterway starts here and its effects are felt over the bowl”, he said.

The precipitation irregularity in the Kaveri bowl is a piece of a bigger pattern where environmental change, alongside variables, for example, wild deforestation and formative exercises, brings about spells of heavy downpour scattered with abnormally dry periods. This precipitation example is influencing lives and occupation in different pieces of India too, as IndiaSpend revealed in May 2019 from Rajasthan.

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Nearly 50% of India is currently facing drought: IIT Gandhinagar scientists

The continuing drought will further burden the already depleting groundwater resources of the country

About 50 percent of the nation is presently confronting draught less than 16 percent falling in the “outstanding” or “outrageous” class, as per IIT Gandhinagar researchers dealing with India’s ongoing dry season expectation framework.

This continuous dry spell will represent a great deal of difficulties in water accessibility this late spring, Vimal Mishra, partner teacher at the Indian Institute of Technology (IIT) here, told PTI.

The constant observing framework kept running by his group, which incorporates PhD understudy Amardeep Tiwari, gathers climate and precipitation information from the India Meteorological Department (IMD), which is then used to reproduce soil dampness and different variables that add to dry spell.

The aftereffects of the reproductions, arranged by the Water and Climate Lab at IIT Gandhinagar, are accessible on the site of the India Meteorological Department (IMD).

“Around 47 percent of the nation is confronting dry season – with 16 percent confronting extraordinary, or uncommon class of dry season – which we appear from our ongoing checking framework that we have produced for the nation,” said Mishra, who heads the lab.

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