Biodiversity- the variety of life in the world or in a particular habitat or ecosystem.
Habitat- the natural home or environment of an animal, plant or organism.
Impermeable- not permitting fluids to pass through it; impenetrable.
Indoor air pollution- chemical, physical or biological contaminants in indoor air.
MS4- Municipal Separate Storm Sewer System- a system for collecting and conveying stxsorm water which is not combined with the same line as public or municipally owned sewer lines.
Native Planting- plants that have grown in Pennsylvania prior to the arrival of the first European settlers.
Riparian- of, relating to, or situated on the banks of a water body.