The deserts are deserts because of their location.
The deserts are said to be at particular locations because of revolution and the rotation of the earth.
Years of dessication has caused the areas to form into deserts. The movement of wind is much affected by the rotation and revolution of the earth.
If you have observed this, you will notice that all over the world we find thick forest along the equator. as we go north or south thwe find are grasslands these give way to deserts then again we have temperate grasslands that give way to thick coniferous forests; beyond which are ice capped regions at the poles. Deserts are therefore ther because of their location on the planet.
Deserts are formed due to scanty rains and not the vice-versa
2006-07-29 01:42:27
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answer #1
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answered by Rabindra 3
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If you observe carefully, deserts are either sandy and/or made up of sedimentary rocks. Sedimentary rocks are formed under the sea over millions of years. Also, due to geological changes in the earth's inner layers, the sea bed rises above the level of the shores and along with it comes up mountains of sedimentary rocks and sandy valleys and plains that form deserts.
It is not true that there is no life in the desert! If you have ever spent a night out in a desert, you will see an unimaginable number of insects that come out when you light a fire or a torch. Its amazing! There are various desert reptiles and snakes as well that are found in deserts. The ship of the desert is the camel right? What about the cactus that grows in the desert. The base of the cactus plant stores water that is drinkable! So if some people think the desert is inhabitable, they better visit one and live there for some time to know how much activity goes on there, despite scanty rains.
Further, forests need soil for trees to grow. Only some palms like the date palm grows in the desert. During winter, you may find some shrubs and thorny or succulent vegetation growing which flower in the short span and scatter their seeds/spores which remain dormant until the next favourable season.
Sometimes, the deserts receive torrential rains for a few days only (once in several years). This could be due to atmospheric pressures in areas such as the sea or ocean, around it.
2006-07-29 09:55:42
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answer #2
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answered by someone 3
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The technical definition of desert is an area with very little or no water vapor in the air. So, even the poles are technically deserts. It is very arid at the poles since any moisture the air may have is quickly condensed out of the air and frozen and falls to the ground. One can die of dehydration on Antarctica just as fast as if they're in the Sahara.
2006-07-30 04:34:15
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answer #3
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answered by quntmphys238 6
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No, or barely any, rain doesn't make a desert though it sure doesn't help.
It's mostly due to the geography and specific climatology of the area.
Ex: Northern Quebec barely has any precipitations but there's still some tiny shrubbery.
At the equator there's both deep jungles and raw deserts.
2006-07-29 05:19:24
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answer #4
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answered by Just me 2
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DESERTS are classified as desserts because of the inability of organisms to live there and for their extremes in temperature for example: the Sahara Desert is huge, hot and not greatly inhabited, while at the same time Antartica is extremely cold and nothing can grow there because the ground stays frozen so nothing can grow... there are no plants and never any animals there for more than a season.
2006-07-29 09:03:19
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answer #5
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answered by abcdefg.... 2
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There is scanty rains due to deserts.
2006-07-31 08:24:31
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answer #6
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answered by sonu 1
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GOATS CAUSE "OVERGRAZING" AND DEFORESTATION AND DESERTIFICATION!!!!!EPHESUS WAS ONCE A THRIVING SEAPORT AND HARBOR BUT THE GROATS NOT ONLY EAT THE LEAFY MATTER ;BUT ALSO THE BARK AND THE ROOTS..the soil-retaining roots to the hillsides!!in the case of EPHESUS WHEN THE GOATS HAD SCOURED THE HILLS OF "all vegetation" the soil washed down the gullies and canyons to the sea hopelesslyfilling the harbor beyond reclamation!!!!sand in the desrts "marches" when there are no plants or vegetation to "hold it" in place,after the pernicious affects of "overgrazing" have taken effect!!!this makes all surrounding viable farmlands subject to coverage by marching dunes driven by winds killing what liitle was left!!!fencing and windbreaks can fend off much of this damage!!!but "sensible herd levels" not "wealth value" herding is the best first step!!!!"sustainable" animal herds and farming techniques have to be routinely adopted in marginal areas!!!!
2006-07-31 15:17:49
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answer #7
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answered by eldoradoreefgold 4
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due to scanty rains..... as being near to the equator these areas are hot and the chances of having a rain is minimal
2006-07-29 05:13:52
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answer #8
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answered by matrixguy 2
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Antarctica is considered a desert.
2006-07-29 18:59:52
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answer #9
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answered by rsist34 5
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Is the Greenhouse effect fact or Bushism?
2006-07-29 05:14:05
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answer #10
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answered by Anonymous
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