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Weddell Sea

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Russia’s 511-Billion-Barrel Find in Antarctica Tests the Antarctic Treaty
world10 days ago

Russia’s 511-Billion-Barrel Find in Antarctica Tests the Antarctic Treaty

Russia says seismic surveys off Antarctica’s Weddell Sea identified about 511 billion barrels of oil, a claim that could challenge the Antarctic Treaty’s mining ban by blurring science and prospecting. The work, conducted by Rosgeo aboard the Akademik Alexander Karpinsky, has raised concerns in London about whether such data could enable future extraction if treaty safeguards weaken, and about Moscow’s expanding footprint in a matter where seven countries claim parts of the continent. No violation has been proven, and Article VII allows inspections, but the next Antarctic Treaty Consultative Meeting is expected to weigh tighter transparency on seismic activity; for now no drilling has occurred.

Antarctic Deep Ocean Warming Poses Global Climate Threat.
climate-change3 years ago

Antarctic Deep Ocean Warming Poses Global Climate Threat.

Deep ocean waters in Antarctica are warming and shrinking at an alarming rate, with significant consequences for the global climate and the world's oceans. The Antarctic Bottom Water, the coldest and densest water mass on the planet, has shrunk by 20% over the past 30 years, while shallower waters warmed at a rate five times higher than the rest of the global ocean. The shrinking of deep waters in Antarctica can have far-reaching consequences, from reducing the ocean's ability to absorb carbon to decreasing the oxygen supply to abyssal waters, affecting deep ecosystems.