Science Homework Help

1- Douglas McCauley argues we should protect natural resources by valuing:

A- Their carbon storage

capacity.

B- Their ability to remove air pollution.

C- Their cultural significance to humans.

D- Their structural worth.

2- Imagine that the i-Tree program was used to determine the value of an urban tree island. Given the abilities and limitations of the i-Tree program, if the parcel is adjacent to high-value commercial real estate, the most likely outcome is:

A- i-Tree will correctly value the trees and land as being of far less economic value than a commercial use of the trees and land

B- i-Tree will incorrectly assess the true value of the trees and land because it does not assign monetary values for their inherent natural qualities.

C- i-Tree will be of no use because the only value of the trees and land is aesthetic and cultural.

D- i-Tree will correctly value the trees and land as being of far more economic value than a commercial use of the trees and land.

3- Many communities are considering river floodplain restoration as a viable alternative to floodwalls and other “engineering solutions.” The use of natural system restoration:

A- Will be less cost effective in the long term.

B- Will provide both flood control and ecosystem function benefits.

C- Will always be more expensive than engineered solutions.

D- Will always be cheaper than engineered solutions.

4- An ideal valuation model achieves the following:

A- The model output always finds the cheapest solution, whether engineered or natural.

B- The model output always promotes intact ecosystems rather than engineered solutions.

C- The model output incorporates both ecosystem-service values and aesthetic and cultural values.

D- The model pits the environment versus the economy.