Aquatic mitigation seeks to balance alterations made to our aquatic resources with protecting functions such as controlling floodwater, filtering pollution and providing natural habitats for plants and animals.

Climate change refers to long-term change in global or regional climate patterns, especially a change in the average atmospheric temperature.

Natural hazards refers to atmospheric, hydrologic, geologic, and wildfire phenomena that have the potential to affect humans, their structures, or their activities adversely.

Flowing water provides drinking water, irrigation, habitat for aquatic species and recreation opportunities across the state.

Good water quality is essential to maintaining the delicate balance of life on earth.

The term "watershed" is commonly used to refer to an area in which all surface waters flow to a common point. USGS identifies 92 watersheds in Oregon.

Wetlands are uniquely productive and valuable ecosystems with permanent or seasonal standing water. Salt marshes, pitcher-plant bogs, mountain fens, and desert saltgrass flats are just a few of the wetland types in Oregon.