Algal Turf Scrubbing: Creating Helpful, Not Harmful, Algal “Blooms”
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About The Author

Dean Calahan currently works at the Department of Botany, Smithsonian Institution and Fykor LLC. Dean does research in Polyculture Algae Cultivation, Algal Wastewater Treatment, and Algal Biomass Utilization. Their current project is 'Open-field Benthic Algae Cultivation.'

                       

Algal Turf Scrubbing: Creating Helpful, Not Harmful, Algal “Blooms”

Thanks to the “green revolution,” food has never been cheaper or more abundant. Ironically, high-performance agriculture threatens our future ability to feed ourselves. Agriculture requires so much nitrogen and phosphorus fertilizer that it damages our soils, and the excess fertilizer pollutes local waters and the oceans, causing harmful algal blooms and extensive dead zones, threatening already overfished aquatic food resources and destroying the ecological assets, such as coral reefs, that support them and the rest of ocean life. Half of...

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