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| - | UK project trials carbon capture at sea to help tackle climate change | + | An eerie spiral lit up the European skies. Here’s why such light shows are becoming more common |
| - | The world is betting heavily on carbon capture — a term that refers | + | The shapes can seem to appear out of nowhere: an undulating S-like spiral streaking across the European skies or a glowing orb trailing above the North American coast. |
| - | The practice is not free of controversy, | + | Such strange light shows have been a known feature |
| - | Perhaps the most ambitious — and the most expensive — type of carbon capture involves removing carbon dioxide | + | “We’re not used to seeing things that are happening in space in these very low (atmospheric) densities, |
| - | In the UK, where the government in 2023 announced up to £20 billion ($26.7 billion) in funding to support carbon capture, one such project has taken shape near the English Channel. Called SeaCURE, | + | When a SpaceX Falcon 9 rocket took off from Florida last week — flying northeastward as it headed for Earth’s orbit to drop off a spy satellite for the US military — it put on a show for millions over the United Kingdom |
| - | “The reason why sea water holds so much carbon is that when you put CO2 into the water, 99% of it becomes other forms of dissolved carbon that don’t exchange with the atmosphere,” says Paul Halloran, a professor of Ocean and Climate Science at the University of Exeter, who leads the SeaCURE team. | + | Shortly after launch, social media users began to report |
| - | “But it also means it’s very straightforward | + | The scene was “likely |
| - | Pilot plant | + | The viral images were reminiscent of the “jellyfish” phenomenon that has accompanied some SpaceX launches from Florida and California. Visible from the North American coasts, the “jellyfish” |
| - | SeaCURE started building a pilot plant about a year ago, at the Weymouth Sea Life Centre on the southern coast of England. Operational for the past few months, it is designed to process 3,000 liters | + | |
| - | “We wanted to test the technology in the real environment with real sea water, to identify what problems you hit,” says Halloran, adding that working at a large public aquarium helps because it already | + | Despite their similarities, however, experts said the phenomena of the jellyfish and spiral are distinct. |
| + | A ghostly spiral | ||
| + | The eerie bat signal-like spiral following SpaceX’s March 24 military satellite launch formed after the rocket had already | ||
| - | The carbon that is naturally dissolved in the seawater can be easily converted | + | Such maneuvers made to dispose of rocket bodies are common after launches. |
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| + | The Falcon 9 is designed | ||
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| + | The first stage is the bottommost portion | ||