Earth's radiative equilibrium temperature is the
a. average temperature at which Earth is absorbing solar radiation and emitting infrared radiation at equal rates.
b. average temperature at which Earth is radiating energy at maximum intensity.
c. average temperature Earth must maintain to prevent oceans from freezing solid.
d. temperature at which rates of evaporation and condensation on Earth are in balance.
e. temperature that humans and animals can survive in on Earth.
Question 2
The main process responsible for warming in the lower atmosphere is
a. the release of latent heat during condensation.
b. the conduction of heat upward from the surface.
c. the absorption of infrared radiation.
d. the direct absorption of sunlight by the atmosphere.
e. related to Earths albedo.