Antarctica (science)

Scientists Still Don't Know How Far Melting In Antarctica Will Go, Or The Sea Level Rise It Will...

The Antarctic ice sheet is the largest mass of ice in the world, holding around 60% of the world's fresh water. If it all melted, global average sea levels would rise by 58 meters. But scientists are grappling with exactly how global warming will...
Related topics: Antarctic, Global Warming

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Body Of Evidence: All Of Antarctica Is Cooling… Peninsula Cooling Since Long Before Greta Was Born

The cooling since the 1990s hadn’t fully taken over the warming from 1979-1999 yet, so that’s why the overall trend is still a slight, statistically insignificant warming when referencing the entire 40-year period.

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“surprising” And “statistically Significant” Cooling Trend Over Entire Continental...

East Antarctica, which covers two thirds of the South Pole, has cooled a whopping 2.8°C over the past 4 decades; West Antarctica approximately 1.6°C. ..only tiny Antarctic Peninsula saw statistically insignificant warming.
Related topics: Antarctic

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Snakes Survival Success Story: How The Asteroid That Killed Dinosaurs Gave Way To Serpents

Snakes owe some of their success to one of Earth’s most devastating moments, the Cretaceous-Paleogene extinction event. The suborder serpentes thrives in all sorts of ecological environments, and is native to every continent except Antarctica.
Related topics: Asteroids, Dinosaurs, Paleontology

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Ancient Sea Ice Core Sheds Light On Modern Climate Change

A 170 m record of marine sediment cores extracted from Adélie Land in Antarctica is yielding new insights into the complicated relationship between sea ice and climate change.

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Earth's Inner Heat Chipping Away At Antarctica's 'doomsday Glacier', Study Says

A collapse of the glacier into the ocean would reportedly result in global sea levels rising by about 65 centimetres.

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Thwaites Glacier: Significant Geothermal Heat Beneath The Ice Stream

Ice losses from Thwaites Glacier in West Antarctica are currently responsible for roughly four percent of the global sea-level rise.

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Holocene Antarctic Co2 Variability Or Lack Of

Guest Post by Renee Hannon Introduction This post examines CO2 ice core measurements from Antarctica during the Holocene Epoch. The key CO2 dataset for paleoclimate studies is the EPICA Dome…
Related topics: Antarctic, Carbon Dioxide

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Scientists Stunned After Discovering Ancient Stardust In Antarctica, Report Says

This is not the first time the world’s coldest and most remote continent has surprised researchers. In 2019, US scientists unearthed a small piece of a comet, which was stacked inside an asteroid, that hit our planet billions of years ago.
Related topics: Comets, Space, Asteroids

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New Study Finds East And West Antarctica Have Profoundly Cooled By -2.8°c And -1.68°c Since 1979

From 1979-2018 East Antarctica cooled -0.70°C/decade (-2.8°C), West Antarctica cooled -0.42°C/decade (-1.68°C), but the Antarctic Peninsula warmed 0.18°C/decade (0.72°C). Thus, as a whole, the Antarctic continent has cooled by about -1.5°C to...
Related topics: Antarctic

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Space Has Better Internet Than Antarctica, But That Might Change

A proposed fiber optic cable could make it easier for scientists to transmit crucial climate data -- Read more on ScientificAmerican.com

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Image: Antarctica Welcomes The Return Of Sunlight

A fortnight after the 21 June winter solstice in Antarctica, the crew at Concordia Research Station are slowly welcoming the return of sunlight. This photo was taken by ESA-sponsored medical doctor Nick Smith on 1 July at noon.
Related topics: Science Photos, European Space Agency

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Ancient Shark Teeth Lost In Antarctica Millions Of Years Ago Recorded Earth's Climate History

Tens of million years ago, sand tiger sharks hunted in the waters off the Antarctic Peninsula, gliding over a thriving marine ecosystem on the seafloor below.
Related topics: Antarctic

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Nasa Space Lasers Map Meltwater Lakes In Antarctica With Striking Precision

From above, the Antarctic Ice Sheet might look like a calm, perpetual ice blanket that has covered Antarctica for millions of years. But the ice sheet can be thousands of meters deep at its thickest, and it hides hundreds of meltwater lakes where...
Related topics: NASA, Space, Laser, Antarctic

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Bryum Bharatiensis: Indian Scientists Discover New Moss Species In Antarctica

The discovery of a new variety of moss is the first and the only plant species find that the Indian Antarctic Mission has made in 40 years. While it turned out to be a big achievement, scientists have expressed concern over the increasing greenery...
Related topics: Scientific Discoveries, Antarctic

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Antarctica’s Highest-ever Temperature Confirmed, Beating 2015 Record

The World Meteorological Organization (WMO) has confirmed a new highest-ever recorded temperature that occurred in Antarctica back in February 2020, one that slightly eclipsed the previous record recorded in 2015. Though that temperature was...

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Solar Hydrogen For Antarctica: Advantages Of Thermally Coupled Approach

Their conclusion: in extremely cold regions, it can be considerably more efficient to attach the PV modules directly to the electrolyser, i.e. to thermally couple them. This is because the waste heat from the PV modules increases the efficiency of...
Related topics: Hydrogen

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Microbes Feast On Crushed Rock In Subglacial Lakes Beneath Antarctica

Pioneering research has revealed the erosion of ancient sediments found deep beneath Antarctic ice could be a vital and previously unknown source of nutrients and energy for abundant microbial life.
Related topics: Antarctic

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Antarctic Circumpolar Current Flows More Rapidly In Warm Phases

Our planet's strongest ocean current, which circulates around Antarctica, plays a major role in determining the transport of heat, salt and nutrients in the ocean. An international research team led by the Alfred Wegener Institute has now evaluated...
Related topics: Antarctic, Space

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The Air Is So Dry In Antarctica That Chips And Popcorn Never Go Stale. It Also Wrecks Your Skin,...

Horneman in full gear as he prepares to walk out into the cold Antarctic winter. Josiah Horneman During the polar winter, the remote Amundsen-Scott station is the driest place on Earth. Over winter, people living there battle flaky skin and...
Related topics: Antarctic

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