And it suggested that property owners and regulators think beyond rock and concrete and consider novel protection methods, like the creation of artificial marshes.

The video shows Pink lying on a mattress in the middle of an artificial marsh, with fog surrounding the set and a star-studded background.

Cooling towers meets that test, she said, but not artificial marshes whose productivity is disputable.

Birds are usually observed in the native salt-water marshes, the artificial fresh-water marshes and the thickets and isolated trees of the refuge.

The constructed wetland is an artificial marshes or swamps, created to process waste water, surface run-off or to treat natural sewage.

To him, Meyersville would make a perfect spot for what he called a pedestrian-friendly residential "ecovillage" of an undetermined size, with environmentally friendly building materials and an artificial marsh to treat the wastewater.

Now, though, the company, Zumtobel Staff Lighting, is going to use an artificial marsh beyond its parking lot to treat its waste water, Mr. Jankiewicz said.

Tertiary Treatment (competed in 1986): Disinfected secondary effluent is put into artificial marshes where it is cleansed by reeds, cattails, and bacteria.

At a minimum, even a small-scale airport will probably need waste treatment facilities, land to create buffer zones around the property, perhaps even artificial marshes to filter runway runoff.

The company also agreed to build large artificial marshes to filter pollution from the water that flows toward the endangered national park.