The EPA’s Citizen’s Guide to Cleanup Technologies Series 12: Capping

Aug 11, 2017

Environmental Enlightenment #216

See our Newsletter, Environmental Enlightenment #200, for introduction to one highly valuable, plainly written series of Citizen’s Guides published by the EPA at

With this issue we introduce the EPA’s Citizen’s Guide to Phytoremediation. You can reach it through the hyperlink under the blue header below.

We have the baseball cap.

And we have the sanitary landfill cap.

Caps block an entry or prevent an exit; depends on where the protected receptor is relative to the injurious factors.

The goal of environmental protection is practical defense of public health and the ecosystem.

In many cases, encapsulation of contaminated substances in place will provide better and safer protection than disturbing them in attempts at removal.

Capping can be integrated into a commercial, even residential, redevelopment of the site.

It can be a parking lot pavement.

Or a solid-floored, bottom-sealed structure.


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