32. How does stormwater management help control flooding in cities?
A. It incorporates seawalls as a way to stop floods.
B. It includes providing areas of green space to help with runoff.
C. It mandates elevating all structures above flood level.
D. It helps to relocate homes off of the floodplain.
5 answers
B. It includes providing areas of green space to help with runoff.
12. In which situation would alley cropping be most useful for sustainable farming?
A. growing crops on a mountainside
B. growing crops that need the same nutrients from the soil
C. growing crops that require a lot of shade
D. growing crops in an area with little rainfall
A. growing crops on a mountainside
B. growing crops that need the same nutrients from the soil
C. growing crops that require a lot of shade
D. growing crops in an area with little rainfall
C. growing crops that require a lot of shade
6. Which of the following are challenges to implementing sustainable farming practices? Select the two correct answers
A. lack of pollinating insects
B. higher initial costs
C. increased erosion
D. increased labor costs
E. increased need for fertilizer
7. Which of the following sources of pollution decrease the oxygen level of water? Select the two correct answers
A. gasoline
B. plant fertilizer
C. animal manure
D. radioactive substances
E. toxic metals
8. Why are sinkholes one major environmental risk of underground mining?
A. Underground mines release gases, which causes sinkholes.
B. Underground mines are more likely to cause water pollution, which causes sinkholes.
C. Underground mines may collapse after mining is complete, which causes sinkholes.
D. Underground mines are more likely to cause erosion, which causes sinkholes.
9. Which of the following would lower the levelized cost of energy (LCOE) for a project? Select all that apply
A. increase capital expenses
B. decrease capital expenses
C. keep capital expenses less than total production
D. increase total production
E. decrease total production
10. A scientist observes that a region covered by permafrost a few years ago has now thawed. How could this trend be related to the use of fossil fuels?
A. Particulate matter covers and warms the ground.
B. Greenhouse gases trap more heat in Earth's atmosphere.
C. Soil thaws more easily as it becomes more acidic.
D. Factories using fossil fuels generate heat.
A. lack of pollinating insects
B. higher initial costs
C. increased erosion
D. increased labor costs
E. increased need for fertilizer
7. Which of the following sources of pollution decrease the oxygen level of water? Select the two correct answers
A. gasoline
B. plant fertilizer
C. animal manure
D. radioactive substances
E. toxic metals
8. Why are sinkholes one major environmental risk of underground mining?
A. Underground mines release gases, which causes sinkholes.
B. Underground mines are more likely to cause water pollution, which causes sinkholes.
C. Underground mines may collapse after mining is complete, which causes sinkholes.
D. Underground mines are more likely to cause erosion, which causes sinkholes.
9. Which of the following would lower the levelized cost of energy (LCOE) for a project? Select all that apply
A. increase capital expenses
B. decrease capital expenses
C. keep capital expenses less than total production
D. increase total production
E. decrease total production
10. A scientist observes that a region covered by permafrost a few years ago has now thawed. How could this trend be related to the use of fossil fuels?
A. Particulate matter covers and warms the ground.
B. Greenhouse gases trap more heat in Earth's atmosphere.
C. Soil thaws more easily as it becomes more acidic.
D. Factories using fossil fuels generate heat.
6. B. higher initial costs and D. increased labor costs
7. B. plant fertilizer and C. animal manure
8. C. Underground mines may collapse after mining is complete, which causes sinkholes.
9. B. decrease capital expenses, D. increase total production
10. B. Greenhouse gases trap more heat in Earth's atmosphere.
7. B. plant fertilizer and C. animal manure
8. C. Underground mines may collapse after mining is complete, which causes sinkholes.
9. B. decrease capital expenses, D. increase total production
10. B. Greenhouse gases trap more heat in Earth's atmosphere.