Glacial lakes multiply in Himachal Pradesh and Tibet, poses threat to lives and infra downstream Sub: Geo Sec: Indian Physical Geography Context: Moraine-dammed lakes on the rise in Himachal Pradesh and Trans Himalayan Region of Tibet. There were 1,048 glacial lakes in the Sutlej catchment area in 2023, up from 562 in 2019, […]
Why do stable lands like the Western Ghats, Guiana Shield & the Drakensberg rise vertically? Scientists find answers Sub: Geo Sec: Geomorphology Context: A new study reveals that the splitting of continents can cause significant topological changes in distant stable lands, such as the formation of plateaus and escarpments (steep slopes). Tectonic Movements […]
What’s causing Antarctica’s deep-winter heatwave, what could be its fallout? Sub: Geo Sec: Climatology Record-breaking Heatwave in Antarctica: Antarctica is experiencing a record-breaking heatwave for the second time in two years, with ground temperatures averaging 10 degrees Celsius higher than normal and reaching up to 28 degrees higher on certain days. In East […]
Why Himalayan towns need a different kind of development Sub: Geo Sec: Indian physical geo Context: The Indian Himalayan Range (IHR), which includes 11 States and two Union Territories, experienced a decadal urban growth rate of over 40% from 2011 to 2021. However, Himalayan towns require a distinct approach to urbanisation. What is […]
NSE Files Fresh Plea to Settle TAP Case Sub: Geo Sec: Geomorphology Fresh Plea Submission: NSE’s Action: The National Stock Exchange (NSE) has filed a fresh plea with the Securities and Exchange Board of India (SEBI). This plea aims to settle a regulatory probe into the misuse of its Trading Access Point (TAP) […]
Stemming the landslide: GSI is working on early warning systems in India, but how do they work? Sub: Geo Sec: Geomorphology Activation of New Landslide Early Warning System (LEWS): Just before the Wayanad landslide in July, the central government activated a new LEWS for three regions in India. Developed by the Geological Survey […]
How Pyrocumulonimbus clouds are formed when wildfires spit storms, lightning Sub: Geo Sec: Climatology Increasing Frequency of Pyrocumulonimbus Clouds Due to Wildfires: Intense wildfires in the US and Canada are generating ‘pyrocumulonimbus’ clouds, which can produce thunder and potentially ignite new fires. The frequency of these clouds has risen significantly, with Canada recording […]