Firewood, charcoal, and sawdust are used for cooking and heating.It can be exhausted if it’s cut at a higher rate than it is being replaced. so it requires management if it has to be sustained. Advantages of Woodfuel It’s a cheap source of energy. Available almost throughout the world. No maintenance cost is needed. Ashes …
Hydro/Water-power is the Power obtained from falling water. it is the Most widely used renewable source of energy.it is Used to generate electricity (HEP) when falling water is directed to turn turbines connected to generators to produce electricity. Advantages of hydroelectric power It doesn’t pollute the environment. It’s inexhaustible. Hydroelectric power can be transmitted over …
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The tide is a periodic rise and fall in the level of the ocean and other large water bodies. Tides occur when the moon and to some e the sun exert a gravitational pull on the water bodies on the earth. A lunar day is time taken by the earth to complete one rotation with …
Geothermal Power is the Steam from underground is heated when in contact with hot rocks.The steam finds its way to the surface through fissures or cracks.The steam is tapped and used to turn turbines and thus generate electricity e.g. at Olkaria in Kenya. Advantages of geothermal power Cheaper as no fuel is required to turn …
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Geothermal electricity is generated in areas which experience Vulcanicity where: Magma or hot rocks come into contact with percolating water. The water is heated beyond its boiling point (superheated). The steam escapes through cracks and holes to the surface The steam is harnessed using pipes and used to turn turbines that drive electric generators. In …
It refers to the energy transmitted from the sun to the earth through the atmosphere.It passes in the atmosphere in form of a beam of short wave rays (solar shortwave radiation)Solar radiation is received in a place during the day in a form of light and it is converted into heat at the earth’s surface …
Sugarcane is a coarse perennial grass belonging to the Saccharum family. It was introduced in Kenya in 1902 by an Australian farmer whereby commercial growing began in Miwani, Kibos, and Ramisi. Main Growing Areas Nyanza: Muhoroni, Miwani, Chemilil and Awendo.Coastal: Ramisi.Western: Mumias, Nzoia, Kabras, Nambele Conditions Favouring Sugarcane growing (requirements) Physical High temperatures(21◦c-27◦C) High and …