Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the
earth's atmosphere?
a. oxygen and nitrogen
b. nitrogen and carbon dioxide
c. ozone and oxygen
d. water vapor and carbon dioxide
d
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Which worldview sees humans as the planet's most important species?
A. Environmental wisdom B. Stewardship C. Economic succession D. Planetary management E. Planetary intrinsic value
Protected forested watersheds help to maintain a steady flow of drinking water to many areas.
Answer the following statement true (T) or false (F)
What is the average length of time an atom spends in the ocean?
a. Longevity b. Saturation time c. Residence time d. Durability time
What is the French translation for the term nuée ardente?
a. "Run for you lives!" b. "Every person beware!" c. "We're toast!" d. "Watch out. She's gonna erupt!" e. "Glowing cloud"