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Science News Roundup: Satellite imagery shows Antarctic sea ice collapsing faster than expected; Russia launches Iranian satellite

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Here is a summary of current scientific news.

Satellite imagery shows Antarctic sea ice is collapsing faster than expected

Antarctica’s coastal glaciers are shedding icebergs faster than nature can replenish crumbling ice, doubling previous estimates of losses from the world’s largest ice sheet in the past 25 years, a researcher revealed on Wednesday. satellite analysis. The first-of-its-kind study, conducted by researchers at NASA’s Jet Propulsion Laboratory (JPL) near Los Angeles and published in the journal Nature, raises new concerns about how quickly climate change is weakening the platforms of floating ice of Antarctica and accelerating the rise of global sea levels.

Russia launches Iranian satellite

Russia launched an Iranian satellite into orbit from southern Kazakhstan on Tuesday, just three weeks after President Vladimir Putin and Supreme Leader Ayatollah Ali Khamenei pledged to work together against the West. The Khayyam remote-sensing satellite, named after 11th-century Persian poet and philosopher Omar Khayyam, was launched by a Russian Soyuz rocket from the Baikonur Cosmodrome in Kazakhstan and successfully entered orbit, the report said. Russian space agency.

(With agency contributions.)