Consider the following scenario: several industries are loca…

Consider the following scenario: several industries are located on the shores of a large lake. Each depends on clean water from the lake to run the industry. Additionally, each discharges waste from their manufacturing process into the lake. After 10 years of these industries functioning, the water in the lake is no longer clean enough to be used by the industries. This scenario can best be described as

“Within two years of when zebra mussels were first noticed i…

“Within two years of when zebra mussels were first noticed in the great lakes, they had spread to all five of the great lakes. Their success was thought to be largely due to the fact that their very small larvae were highly adapted for long-distance dispersal.”By the above description, we could describe zebra mussels as