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…
Category: Monsoon rainfall
Groundwater depletion alarming in northwest, central India
While a majority of districts in India experienced significant depletion in groundwater storage, those in the Indo-Gangetic plain, northwestern, central, and western parts of India showed the most reduction due…
Only 32% of India is resilient to drought
Based on data from 2000 to 2014, only 241 of 634 (about 38%) districts in India were found to be resilient to drought or dry conditions. The remaining 62% districts…
Pollution reduces day time temperature during Indian summer monsoon
Increased aerosol loading in the atmosphere due to pollution has led to changes in the number, shape and characteristics of the rain-bearing clouds. The increased cloud reflectance has led to…
IITM: Ocean mean temperature better predicts Indian summer monsoon
Researchers at Pune’s Indian Institute of Tropical Meteorology report that ocean mean temperature is more accurate in predicting Indian monsoon than sea surface temperature, which is used routinely. While the…
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…
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…
Decline in low-intensity rainfall reduces groundwater recharge in north India
Research carried out by IIT Gandhinagar team has found increased groundwater recharge in south India between 1996 and 2016 due to increase in high-intensity rainfall during monsoon. But in the…
