Add Yahoo as a preferred source to see more of our stories on Google. A massive green swirl of algae in the sea. quick facts Where is it? The Gulf of Finland in the Baltic Sea. What's in the photo? A ...
In 2018, satellite images captured a stunning spiral of cyanobacteria blooming in the Baltic Sea. The swirling mass of microbes helped to create a massive "dead zone" the size of West Virginia that ...
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