04.04.2015 Views

Legacy Phosphorus and Harmful Algal Blooms in Lake Erie

Legacy Phosphorus and Harmful Algal Blooms in Lake Erie

Legacy Phosphorus and Harmful Algal Blooms in Lake Erie

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<strong>Legacy</strong> P?<br />

<strong>Legacy</strong> pollutants: PCBs, DDT, lead from<br />

Roman smelters…<br />

OK, compounds no longer be<strong>in</strong>g released…<br />

But what does “legacy P” mean?<br />

Soil pool <strong>and</strong> <strong>in</strong>-channel <strong>and</strong> floodpla<strong>in</strong><br />

storage<br />

Essentially any nutrients applied before this<br />

year (<strong>and</strong> maybe some from this year too)

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