What's the greenhouse effect?

a. the regulation of atmospheric and surface temperatures

b. human-caused global warming

c. the trapping of warm air in cities

d. the release of extra moisture from water vapor

dont just guess

Paraguay is one of the only two countries in the americas that don't have a coastal border. the country is slightly smaller than california. it was under a military dictatorship for 35 years, ending in 1989; today it is a constitutional republic. most of the population is roman catholic, and over 60% of the people live in cities. its environment is threatened by deforestation and water pollution. which of the following facts from the paragraph above best describes an element of paraguay's culture? (apex)

Less developed nations have low literacy rates. true or false

What happens when heat from inside earth is transferred to its surface? warmer material is pushed to the crust more dense material is pushed to the crust warmer material is pushed to the outer core less dense material is pushed to the outer core