Peter is burning fossil fuels as he uses his lawn mower. which greenhouse gases is he generating?

a. nitrous oxide and carbon dioxide

b. cfcs and nitrous oxide

c. methane and cfcs

d. carbon dioxide and methane

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.