Which of the following illustrates a risk assessment of climate system change?
A) Using natural gas instead of coal to generate electricity
B) Using solar and nuclear power to generate electricity instead of burning coal
C) Measuring the levels of carbon dioxide in the atmosphere
D) Determining what types of crops will be better suited to the new climate
C
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What is the dominant form of production and consumption around the world?
A) Capitalism B) Command C) Fordism D) Laissez-faire E) Mercantilism
What is the color of biliverdin?
A) black B) blue C) green D) yellow
Which of the following statements is a weakness of using pheromones?
a. They are costly and time-consuming to produce. b. They are more effective in the juvenile stage than the adult stage. c. Insects develop resistance to pheromones. d. They are biologically magnified in nontarget species. e. They only work in large amounts.
About ________ percent of all the freshwater runoff in the world flows to the sea via the Amazon River, but the Amazon basin's population is less than ________ percent of the world's population
A) 18; 12.0 B) 50; 9.0 C) 25; 8.0 D) 5; 1.0 E) 18; 0.1