Environmental impacts from freshwater aquaculture include
A. economic loss of income from sport fishing.
B. nutrient overload and escape of exotic species.
C. water loss due to increased irrigation.
D. introduction of heavy metals into native fish.
Answer: B
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For viewing tiny objects in a microscope, diffraction is
A) helpful. B) a hindrance. C) not a factor.
Answer the following statement(s) true (T) or false (F)
1. Over the past 30 years, public concern for the environment has declined sharply. 2. Washington State University researchers found a nearly perfect correspondence between people’s environmental beliefs and environmental values. 3. Poor people tend to have little concern for the environment, as they must be concerned first with economic survival. 4. The United States has the highest rate of environmental concern of all industrialized countries. 5. Inglehart suggests that postmaterialist countries are more environmentally aware than materialist countries.
Surprisingly, there are no ice caps in Iceland
Indicate whether the statement is true or false
Because of the lack of continentality, which of the following is NOT a climate type found in South America?
A) A B) B C) C D) D E) H