Geography Current Affairs - 2020

CCEA approves survey project of Un-appraised Areas of Sedimentary Basins

The Cabinet Committee on Economic Affairs (CCEA) has approved survey project to acquire 48,243 Line Kilometer (LKM) 2D seismic data for appraisal of Indian sedimentary basins where limited data is available. Sedimentary basin is a low area in the Earth’s crust, of tectonic origin, in which sediments accumulate. It can range from as small as Read More…

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Volcanic carbon dioxide drove ancient global warming: Study

According to study conducted by researchers from University of Southampton, UK, extreme global warming event 56 million years ago was driven by massive carbon dioxide (CO2) emissions from volcanoes, during formation of North Atlantic Ocean. They had used combination of new geochemical measurements and novel global climate modelling to show that Palaeocene-Eocene Thermal Maximum (PETM) Read More…

Malpelo plate: New tectonic microplate discovered off the coast of Ecuador

Researchers from US-based Rice University have found new tectonic mircoplate off Ecuador’s coast in the eastern Pacific Ocean. It has been named Malpelo plate, after a Colombian island and an oceanic ridge it contains. It is overall 57th tectonic mircoplate to be discovered so far and the first in nearly a decade. Microplates are tectonic Read More…

Earths Largest volcanic region found in Antarctica

Researchers from the University of Edinburgh in Britain have discovered the largest volcanic region on Earth, two km below the surface of the vast ice sheet in west Antarctica. They have found 91 previously unknown active volcanoes in the region known as the West Antarctic rift system, adding to the exiting 47 volcanoes that were Read More…

New canyon system found near Kovvada, Andhra Pradesh

Scientists for the first time have discovered three new canyons close to Kovvada in Srikakulam district of Andhra Pradesh. This discovery was made by team of scientists from CSIR-National Institute of Oceanography (NIO) in Visakhapatnam. These three canyons together form a major canyon system in the depths of the Bay of Bengal. Key Facts This Read More…