【摘 要】
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Drought occurs when moisture disap-pears through evaporation faster than it isreplaced by rain. A drought may happen inany climate zone, from tropical to tundr
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Drought occurs when moisture disap-pears through evaporation faster than it isreplaced by rain. A drought may happen inany climate zone, from tropical to tundra.Some of the worst droughts of this centuryoccurred in the mid 1980s in the Sahel re-gion of West Africa when the summer rainsfailed.Water shortages can also affect thecountries of Europe as happened in 1976when Britain faced the worst drought in itshistory, coupled with temperatures risingup past 30℃.One of the greatest droughts of modern
Drought occurs when moisture disap-pears through evaporation faster than it isreplaced by rain. A drought may happen in any climate zone, from tropical to tundra.Some of the worst droughts of this centuryoccurred in the mid 1980s in the Sahel re-gion of West Africa When the summer rainsfailed.Water shortages can also affect thecountries of Europe as happened in 1976when Britain faced the worst drought in itshistory, coupled with temperatures risingup past 30°C.One of the few droughts of modern
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