Thursday, 7 July, 2022
TopicArctic

Topic: Arctic

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.

The Arctic hasn’t been this warm for 3 million years. That’s bad news

Three million years ago, the earth was hot, there was abundant CO2 in the air and humans didn’t exist.

India needs an Arctic strategy urgently, before its opportunities melt away

Russia and China have revamped military facilities in the Arctic, and China plans a Polar Silk Road.

Chinese military expanding reach into Arctic region as part of ‘Polar Silk Road’: Pentagon

The Pentagon cited the potential deployment of nuclear-armed Chinese submarines to the polar region as one area of US concern.

On Camera

YourTurn

AAP chief and Delhi CM Arvind Kejriwal with Punjab CM Bhagwant Mann | Representational Image | ANI

AAP, TMC’s national ambitions ignore India’s stark diversity. Southern parties know better

Modern communication technologies can be the potential centripetal force that unify voters across states. AAP has benefitted from this in Punjab.
Illustration by Soham Sen

Keep calm and carry on: Unlike wheat, rice isn’t hot yet

The world is worried that India might restrict exports of rice after wheat, pushing prices higher and worsening global food security.

Defence

Air Commodore Sanjay Sharma pose with daughter Flying Officer Ananya Sharma in front of the fighter aircraft | Twitter/@DefencePRO_Guj

In a first in IAF, father-daughter fly in same fighter formation as fellow wingmen

Daughter of Air Commodore Sanjay Sharma, Flying Officer Ananya Sharma is currently undergoing training to master ‘superior and faster’ jets.

Moral, political & ideological questions on Maharashtra: 1st is simplest to answer, 3rd trickiest

What is Shiv Sena’s ideology? We might say it’s been a convenient mix of extreme ethnic chauvinism & unforgiving Hindutva. Within the second, the party retained space to manoeuvre.
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