What is the major obstacle to recycling? -there aren’t enough sorting facilities for all the recycling

-recycling cause too much pollution

-every type of plastic has get processed separately, even though packaging is usually mixed

-it’s is inconvenient and people don’t want to recycle

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.