I think the correct answer from the choices listed above is option 4. I think it is the process of convection that is responsible for the greatest loss of energy from Earth’s surface into space on a clear night. Convection happens when a mass which contains heat energy is in motion. This happens in wind blowing, oceanic currents and other naturally occurring fluid flows.<span />
The growth of los angeles increses the amount of pollution/runoff into the owens river vally
Green house effect is the trapping of heat by some gases ! mainly in our earth this is increasing due to CO2 !