Questions:
(i) Write two short explanatory paragraphs on why the Earth's temperature does not get hotter despite receiving more radiation (short-wave solar radiation) than it emits as long wave reradiating to the atmosphere.
(ii) Explain why Namibia has a predominantly arid climate based on the major air circulation patterns (as well as oceanic currents) responsible for precipitation and/or lack of it over the country.
(iii) Elaborate on the climatic phenomena known as El Ñino and La Ñina and their effect on the Namibian climate.