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-ALGICIDES: kills the
actual algae cells
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TEMPORARY -repeated application often within the week
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TOXIC copper sulfate -devastate ecosystem
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EXPENSIVE
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-AQUATIC PLANT HARVEST: removal of phosphorus containing biomass in
plants in waterÉ in addition to serious ecological impacts of
harvesting, with the size of
3MP, not enough P in biomass to make a significant reduction and to make
harvesting worthwhileÉ
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Purely physical/barrier
that caps the phosphorus within the sedimentÉ
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Requires Small areas
and no disturbance so seal isnÕt broken
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Application of liners is
difficult in a lake the size of Threemile & also very expensive
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