Something is Swarming in Swirls of Green in the Black Sea—and These NASA Images Captured the Phenomenon from Orbit

1 · Thedebrief · June 27, 2026, 2:21 p.m.
Breaking News Environment Science space NASA Black Sea orbital imagery marine phenomenon
Summary
NASA's orbital imagery has captured unusual turquoise-green swirls in the Black Sea, revealing a fascinating marine phenomenon.
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