Your report has been successfully submitted. Thank you for helping us improve PBS Video. - [Narrator] For over 50 years, Lake Erie has experienced an increase in severe algae blooms due to ...
This news release is available in German. Scientists estimate that there are over 50,000 species of algae and cyanobacteria. Of these, 5000 are known. But, so far, only merely ten have been exploited ...
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