Which of the following is a way in which humans can reduce their impact on the natural world?
a.
people can donate their old cell phones to others who can't afford new phones.

b.
people can recycle cell phone batteries so that the materials can be used again.

c.
people can dispose of cell phones in facilities made for dealing with toxic waste.

d.
all of the above

What was the effect from protecting cinque terre stated in the article? a. tourism will die out because people will become bored with the old villages. b. charities and religious institutions will soon flock to the area of cinque terre. c. the cultural heritage of cinque terre will remain safe for years to come. d. big hotels will spring up along the coast because of the increased tourism. reset submit