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NON CONVENTIONAL =
Energy generated by using wind, tides, solar geothermal heat and biomass including farm and animal waste as well as human excreta is known as non-conventional energy. All these sources are renewable or inexhaustible and do not cause environment pollution. More over they do not require heavy expenditure.
CONVENTIONAL=
Conventional energy means the energy source which is obtained from fixed reserves in nature like oil, gas and coal. In other words conventional energy is also termed as non-renewable energy sources, or fossil fuels.
The zone alog the southern margins of the sahara is called the SAHEL
Answer:
d
Explanation:
Hydration is a chemical reaction in which the major compounds form chemical bonds with water molecules, changing the rock or substance into something new.
