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Hamada na duniya, da siffofin

Duniya tamu shi ne mai arziki a tati, m fadamun, majestic gandun daji, koguna da tabkuna, tekuna da kuma tekuna. Duk da haka, a babban yankin na Duniya zauna hamadar duniya. Tare, suka kama wani kwata na ƙasar surface, yayin da su yankin na karuwa a kowace shekara.

Su babban alama ne rashin kusanci da ciyayi. Dalilin da cewa - a high yanayin zafi da rana, da low - da dare. Yana da wannan sauyin yanayi factor ba ci gaba manyan jinsunan Flora a su bambancin. Wannan yana nufin da yashi, m kuma lãka Hamada.

Akwai hamada duniya wanda surface an rufe tare da wani lokacin farin ciki Layer kankara. Wannan shi ne Antarctica da Arctic. A halayyar alama na waɗannan shafuka ne fairly low yanayin zafi ko'ina cikin shekara. Antarctica - mafi girma a size, a duniya. Yana daga cikin shugabannin mafi girma a hamadar farko wuri. Arctic zauna a na uku wuri.

Afirka ta Hamadar Sahara sun hada da, Namib da Kalahari. A farko daga gare su - da mafi m bayan da kankara colossus. Wannan m da m marar amfani da wani subtropical sauyin yanayi lullube kan babban nisa, shafi na ƙasa da goma sha kasashen Afrika.

The dabba duniya da aka wakilta 'yan jinsunan hamada. A cikin mahallin da hanzari canza dare da rana yanayin zafi da kuma kusan cikakkiyar babu wani ciyayi a nan tsira da bunƙasa da raƙuma, da macizai, kadangaru, kunamai. Duk da haka Sahara alfahari na da ciwon da kansa m dabba: yashi da duwatsu zaune kadan brisk Fenech, da ciwon da sunan "Saharar fox."

Hamada na duniya - mafi sparsely lugar yankunan na duniya. Wannan ba abin mamaki bane, saboda mutane suna janyo hankalin da samuwan muhimmanci albarkatun, sarki daga cikinsu shi ne ruwa. Saboda haka, ko ta yaya janyo hankalin mutane barin babu muhimmanci albarkatun sa ya wanzu a irin wannan yanayi ne kusan ba zai yiwu.

Mutane da yawa suna Registan ruwan karkashin kasa, wani lokacin barin surface. Yawancin lokaci, a irin wuraren da kafa wani zango. Shi ne a kusa da su da kuma fara Hum da rai. Ya kamata a lura da cewa wani lokacin wadannan wurare jawo hankalin mai babbar dama ba kawai Makiyaya da makiyaya, amma kuma yawon bude ido. Alal misali, zango da Huacachina zubar a Peru Atacama hamada, shi ne wani karamin kauye inda yawan da suke zaune a halitta lake ƙasar kafa ruwan karkashin kasa. Ga son shakata baƙi, yawon bude ido da kuma mazauna kusa da nan garin.

Hamada na Duniya adana wata babbar adadin fake da asirai. A halin yanzu, duk da haka, wadannan giant yashi, kuma m Registan amfani a masana'antu da kimiyya dalilai. Saboda haka, American Mojave Desert, dake a cikin ƙasa na California gida a babbar dama tayin na hasken rana. Wani kasar, Jordan, alfahari da mafi kyau amfani da hamada dasa amfanin gona.

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