Description

this application is a live wallpaper or screensaver of wallpaperdesert set the app as live wallpaper to decorate your phonedownloads wallpaper desert from our store page. we have the bestcollection of wallpaper desert. you can also download other livewallpaper in case you don’t find this lwp suitable for you, we hada vast lwp collection. deserts are often defined as areas thatreceive less than 10 inches of average annual rainfall, but a moreaccurate defining factor is aridity. in addition to low rainfall,deserts are characterized by a high rate of water loss from theground (evaporation) and through plants (transpiration). togetherthis is called evapotranspiration. potential evapotranspiration isthe amount of water that would be lost through evaporation andtranspiration if it were available. scientists measure this using alarge pan of water under controlled conditions. in deserts the rateof potntial evapotranspiration exceeds the average annual rainfallby factors ranging from 2:1 to 33:1 or more. in other words, adesert is arid. another characteristic of a desert environment isthe uneven and unpredictable nature of the little precipitationthat occurs. the average annual precipitation is a poor predictorof rainfall in any given year. in some years a desert may receivewhat seems like abundant rainfall, while in most years rainfall ismeager. and some years it may not rain at all. dryness influencesother characteristics of deserts. water vapor, either as humidityor cloud cover reflects heat, with a cooling effect. areas with lowhumidity, few clouds and bodies of water, and little vegetationabsorb most of the sun's radiation, thus heating the air at thesoil surface. at night the same conditions allow the heat to beradiated back into the atmosphere. thus, temperatures can beextreme both daily and seasonally. wide temperature fluctuationshave another effect. warm air rises, and cool air sinks; rapidtemperature change causes desert air to move rapidly from place toplace. deserts are windy, and windy conditions contribute toevaporation.