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Monday, November 4, 2024
TopicArctic

Topic: Arctic

Iodine emissions depleting ozone near Earth’s surface, says study. And climate change is culprit

Global warming causing Arctic ice to melt allows more iodine in ocean to react with ozone near earth's surface, leading to ozone depletion, finds study published in Nature Geosciences.

The Arctic ‘ghost island’ mystery has baffled scientists for years. Now, they have answers

Several other small islands had been discovered in the northern Arctic over the decades, and then just disappeared.

Arctic heating up 4x as fast as rest of world: Finnish study claims ‘pace underestimated’ so far

Existing climate models weren't accurately capturing 'Arctic amplification', finds study by researchers at Finnish Meteorological Institute, published in Communications Earth & Environment.

Fossil leads to discovery of sabre-toothed predator & how fallen meteorites can be found using AI

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

What do sponges feed on in nutrient-poor Arctic? European study answers long-held mystery

The sponges, spanning 15 sq kms, were found on top of extinct underwater mountains. They were feeding on fossilised remains of a tube worm ecosystem from thousands of years ago.

38°C in Siberia is new Arctic temperature record, UN met body says it’s like Mediterranean

The World Meteorological Organization recorded the temperature at the Russian town of Verkhoyansk, 115 km north of the Arctic Circle, on 20 June 2020, and verified it now.

An ancient mammoth tusk buried deep in Pacific Ocean & ‘newcomer’ dwarf galaxies in Milky Way

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

Discovery of ‘Dragon Man’ skull in China could add new species to human family tree

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

Global ice melt accelerating at record rate, finds new study

First study to analyse the total ice melt on Earth shows ice loss of 28 trillion tonnes between the years 1994 and 2017.

Zombie fires, giant craters, melting poles — here’s all that’s going wrong in the Arctic

Record-high Arctic carbon emissions in 2019 have been eclipsed by this year’s summer fires, which have pushed the region’s emissions more than a third higher.

On Camera

Trudeau is nursing snakes in his own backyard. Misguided Sikhs in Canada are losing the plot

By turning a blind eye to the snakes in his own backyard, Trudeau is setting the stage for a disaster of epic proportions for his country, his people, and the world at large.

Watch CutTheClutter: Flattening INR-USD rate, and debate on pros and cons of a ‘strong’ rupee

In Episode 1544 of CutTheClutter, Editor-in-Chief Shekhar Gupta looks at some top economists pointing to the pitfalls of ‘currency nationalism’ with data from 1991 to 2004.

India carries out 1st patrol in Depsang since disengagement with China, to take things ‘slow’

While there are patrolling points (PP) 10, 11, 12, 12A and 13 in the Depsang Plains, the patrol in the region Monday was carried out to only one point as decided by India and China.

Xi wanted to teach India about imbalance of power. We should take a budgetary lesson from it

While we talk much about our military, we don’t put our national wallet where our mouth is. Nobody is saying we should double our defence spending, but current declining trend must be reversed.