Subject: Geography Context: A cold wave in Delhi brought the night-time or minimum temperature down to 4.1 degrees Celsius, the lowest for the season so far this year, as per the IMD. Concept: There has been significant snowfall in Western Himalayan region states and cold winds blowing from this area towards Delhi is causing temperatures […]
Subject: Geography Context: A team of researchers from the Indian Institute of Science and Cotton University has found that some droughts during monsoon season in India are due to unique North Atlantic disturbance. Concept: Previous research has shown that El Niño events almost always lead to dry monsoon seasons, but not all dry seasons are […]
Subject : Geography Concept : The meandering jet streams are called Rossby Waves. Rossby waves are natural phenomenon in the atmosphere and oceans due to rotation of earth. In planetary atmospheres, they are due to the variation in the Coriolis effect (When temperature contrast is low, speed of jet stream is low, and Coriolis force […]
Subject : Geography Context : A new study carried out by researchers of the Indian Institute of Science’s (IISc) Centre for Atmospheric and Oceanic Sciences (CAOS) has found that El Niño alone is not be blamed for droughts that in the Indian subcontinent. Concept : El Nino refers to the large-scale ocean-atmosphere climate interaction linked […]
Subject: Geography Context: Northern Lights, also known as aurora borealis, are usually witnessed far up in the Polar Regions or the high latitude regions of Europe, like in Norway. But, recently, they could be visible in southern regions, such as in the Pennsylvania in the US. Concept: This is happening due to a solar flare, […]
Subject: Geography Context: The Foreign Ministers of Nepal and China jointly certified the elevation of Mount Everest at 8,848.86 metres above sea level — 86 cm higher than what was recognised since 1954. Concept: Mount Everest (also called Sagarmatha in Nepal) is Earth’s highest mountain above sea level, located in the Himalayas between China and […]
Subject: Geography Context:With the entire Lakshadweep group of islands being declared an organic agricultural area, the island administration is eyeing an expansion of the traditional business in coconuts and coconut products. Concept : It consists of three major islands. They are , Amindivi Islands (consisting of six main islands of Amini, Keltan, Chetlat, Kadmat, Bitra […]