16.10 Evaluating New Information

Settling ponds, also known as holding ponds, are locations where contaminated water is allowed to stand so that particulates suspended in the water settle to the bottom of the pond. The water then evaporates or is drawn off, leaving behind the unwanted sediment, which can be from a mine, a quarry, a manure pit at an animal facility, industrial wastewater, stormwater, or other sources.

Go to www.technology.infomine.com/sedimentponds to see an overview of some of the concerns about building and maintaining a settling pond for surface mines. Then visit www.agriculture.gov.sk.ca. Choose an article to read. Summarize that article and evaluate it using all of the items under Question 1.

Evaluate the authors of each website or article and work with the information to answer the following questions: