Which of the below is not an example of an ecosystem service?
a. pollination of crops by native bees
b. revenue generated by clear-cutting of tropical dry forest
c. the presence of an intact forest maintaining constant water flow in streams throughout the dry season in a tropical region
d. rainforest trees removing carbon from the atmosphere

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service