HEATING AND COOLING OF ATMOSPHERE
There are different ways of heating and cooling of the atmosphere. TERRESTRIAL RADIATION The insolation received by the earth is in short waves forms and heats up…
Impact of Marine Heat Waves on Indian climate
What are marine heat waves? Marine heat waves are defined as sharp rise of anomalously warm temperature that last at least five days, although many persist for…
Marine heat waves
What are marine heat waves? Marine heat waves are defined as sharp rise of anomalously warm temperature that last at least five days, although many persist for…
Cloudbursts – short term extreme precipitation
What is a cloudburst? A cloudburst is short-term extreme precipitation that takes place over a small area; it is not, as is sometimes understood, the breaking open…
Why Assam is prone to floods and what’s the solution?
The Brahmaputra features among the world’s top five rivers in terms of discharge as well as the sediment it brings. At 19,830 cubic meters per second (cumec),…
How does the cryosphere affect global climate?
The cryosphere is those portions of Earth’s surface where water is in solid form. It includes sea ice, lake ice, river ice, snow cover, glaciers, ice caps,…
Aerosols and Monsoon
Aerosols over South Asia Anthropogenic pollutant particles over South Asia comprise a mixture of light scattering species (including sulfate, nitrate and others) and light absorbing black carbon…
Mantle plumes
QUES . Define mantle plume and explain its role in plate tectonics. UPSC 2018 GS MAINS PAPER I , 150 words, 10 Marks Volcanoes are usually found…
Why cyclones hit the east coast of India often in October?
India has been hit by a number of cyclones since ages . Tropical cyclones originate over the Bay of Bengal, Arabian Sea and the Indian Ocean. These…
Mantle plume – its role in plate tectonics
Volcanoes are usually found near the borders of tectonic plates that are violently either pushing or pulling at each other. Mysteriously, however, volcanoes sometimes erupt in the…