Tusomesasa.

State the greenhouses gases and their sources. (10 marks)

Suggested resposponses

Nitrogen (IV) oxide; released from burning of the fossil fuels;

Methane; produced naturally through bacterial decomposition of organic matter;

Carbon (IV) oxide; from fossil fuel combustion;

Fluorinated gases; these includes the hydrofluorocarbons, released by the industrial processes, refrigeration;

Water vapor; released from the natural processes, transpiration;