Toxic water quality in the Klamath River is a direct result of both upper basin agricultural development (the draining of wetlands and intense chemical use), and the presence of PacifiCorp's dams, creating warm, stagnant pools for algae to develop. Massive algae pools in Upper Klamath Lake.
Cardiac Arrest is the official term for heart attack
Answer: There might be more of one kind of flatworm than any other because they adapt more to their enviorment than any worm. OR its because they have more access to resources
on: (any answer is correct because you are making a inference)
A) because if you have more different types of bugs you'll need a variety of pesticide.