The greenhouse effect is a result of

a. absorption and radiation of energy in the hydrosphere.
b. reflection of solar energy by cloud cover.
c. absorption and radiation of energy in the atmosphere.
d. aerosolization of dust and gases produced by volcanoes.

What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation