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And at the bottom of the Weddell Sea, A23a will have ploughed similar troughs and tramlines. These too are likely to persist for thousands, possibly millions, of years.
The world's biggest iceberg is on the move after more than 30 years being stuck to the ocean floor. The iceberg, called A23a, split from the Antarctic coastline in 1986. But it swiftly grounded...
14 mar 2024 · NOAA’s JPSS polar-orbiting satellites, NOAA-20, NOAA-21, Suomi-NPP, watched iceberg A23a spend the month of February drifting around the Weddell Sea between the South Orkney and South Shetland Islands of Antarctica using the VIIRS instrument they each carry.
Weddell Sea a climate refuge for Adelie penguins, colony surveys show. Antarctica’s Weddell Sea loses ice twice the size of Spain. Antarctic ice shelves ‘melted 50 metres a day at end of...
19 cze 2024 · How is the dramatic decline in sea ice affecting biodiversity? A new international research project, with contributions from the Centre, delves into a hotspot of Antarctic life, that is undergoing dramatic changes: the Weddell Sea.
Throughout the past 30 years, the depths of the Antarctic Weddell Sea have warmed five times faster than the rest of the ocean at depths exceeding 2,000 metres, according to oceanographers from the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI).
With an area of 2.2 million square kilometres, the Weddell Sea MPA (area west of the Prime Meridian) would be the largest MPA in the world. The declared goal of the United Nations is to protect ten percent of the world’s oceans by 2020 and thirty percent by 2030.
