Erratic rainfall trends in 2019 After an extremely dry June, which saw a rain deficiency of 33 per cent, the monsoon brought generous rainfall in July, August and September, each subsequent month exceeding the normal by a higher deviation. In fact, September produced rainfall that was 152 per cent of normal, and this was the … Continued
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Atlantic Meridional Overturning Current In the Atlantic operates a large system of ocean currents, circulating the waters between the north and the south. Called Atlantic Meridional Overturning Current, or AMOC, it ensures the oceans are continually mixed, and heat and energy are distributed around Earth. For the last 15 years, however, scientists have been worried … Continued
Jaipur, celebrated for its grid plan-based architecture and buildings of pink façades, on Saturday entered the list of the UNESCO World Heritage Sites. It was among the seven sites worldwide to have made it to the list. The decision was taken by the World Heritage Committee at the UNESCO’s 43rd session under way at Baku, … Continued
Last week, Europe went through a heatwave that lasted six days, smashed temperature records, left two people dead in France and another two in Spain, and caused huge fires to break out, including one that spanned 10,000 acres in France. Why it is happening The heatwave in Europe is a result of warm air masses … Continued
The story so far: The southwest monsoon made a late entry into Kerala on June 7, after a delay of nearly a week. However, things haven’t looked rosy. With India having posted its lowest pre-monsoon rain from November 2018 to March 2019, reservoirs were depleted and a good monsoon was necessary. As of June 27, … Continued
Timing of monsoon is not indicator of amount of rainfall The onset of the southwest monsoon over Kerala, which happened on June 8, marks the beginning of the four-month monsoon season over India. It came a week after its normal date of June 1. The southwest monsoon brings over 70% of India’s annual rainfall. Though … Continued
Mount Everest, the world’s highest peak at 8,848 metres, draws adventurers from all over. But the mountain on the Nepal-China border is fast becoming a dangerous place to visit even for the hardened mountaineer. Risk of climbing to Everest The inherent risks were this month highlighted with a photograph by Nirmal Purja, a Gorkha ex-soldier. … Continued
The newest cyclone to emerge out of the Bay of Bengal has been named Fani. Before that, there were cyclones Hudhud in 2014, Ockhi in 2017 and Titli and Gaja in 2018. How are these cyclones named? Each Tropical Cyclone basin in the world has its own rotating list of names. For cyclones in the … Continued
ओडिशा समेत देश के चार राज्यों में दो दिन तक चक्रवाती तूफान फैनी का असर रहेगा। इससे पहले बंगाल की खाड़ी में 2014 में हुदहुद, 2017 में ओकी, फिर तितली और 2018 में गजा तूफान आए। फैनी के बाद अगला चक्रवाती तूफान जब भी आएगा उसका नाम वायु होगा। आमतौर पर यह जिज्ञासा रहती है … Continued
A powerful cyclonic storm named Fani (pronounced Foni) is headed towards the Odisha coast. Expected to generate storms with wind speeds as high as 200 km per hour, it has the potential to cause widespread damage in Odisha and neighbouring states. The last time such a powerful cyclonic storm had emerged in the Bay of … Continued