Impervious surface

are mainly artificial structures—such as pavements (roads, sidewalks, driveways and parking lots) that are covered by impenetrable materials such as asphalt, concrete, brick, stone, and rooftops. For further information on the topic check out: … Continue reading


The acceleration of the loading of nutrients to a lake by natural or human-induced causes. The increased rate of delivery of nutrients results in increased production of algae and consequently, poor water transparency. Human-induced (cultural) eutrophication may be caused by … Continue reading


A TMDL or Total Maximum Daily Load is a calculation of the maximum amount of a pollutant that a waterbody can receive and still meet water quality standards. Water quality standards identify the uses for each waterbody, for example, drinking … Continue reading


Monomictic A lake which has one mixing and one stratification event per year. If a lake does not freeze over in the winter, the winter winds will mix the waters of the lake. In summer, the lake resists mixing and … Continue reading

Large Woody Debris (LWD)

Large Woody Debris (LWD)- Natural wooden structures (logs) placed along the banks of rivers/creeks to improve aquatic habitat. Methods vary, but it simply means placing logs into the river. LWD application in Grass River: Non-point sediment threatens the navigability of … Continue reading


xeriscaping–a method of landscaping that uses plants that are well adapted to the local area and are drought-resistant. Xeriscaping is becoming more popular as a way of saving water at home. More on xeriscaping: Perlman, H. (n.d.). Water Science Glossary … Continue reading