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Desert:? Aneie pilikia, i ke ola o ka wao nahele

Desert - maloo ka lewa me ke kiʻekiʻe ka mahana hanaia a me ka haahaa humidity. Noiʻi manaoio ia mau wahi ma ka honua nei io Geographic nā panalāʻau e paradoxes. Geographers a me biologists hoʻopaʻapaʻa ana i ka loa wao nahele - keia mea i ka papa kuhikuhiE? Aneie pilikia o ka honua, a he oiaio, ua desertification. No laila mākou i kapa aku ai i ka lilo ana o maoli kanu luna 'a eia i, i ka hikiʻole o maoli loaa me kanaka' uao. E loaʻa iā mākou mai ka ?? eoi? Ka waonahele no hoi ia ma ka palapala 'āina. ? Aneie pilikia o ka mea maoli wahi e hoʻouka 'ana e pili ana i kanaka haʻawina.

Aupuni io Geographic paradoxes

Most dryland mau mea o ko ke ao nei i loko o ka koaʻe ke, loaa ka mea, mai ka 0 a hiki i 250 mm o o ka ua no ka makahiki. Omoāea nō kāu pa umi aku ko luna ma mua o ka nui o ke kimu. Loa pinepine papa 'aʻole i hiki i ka honua o ka ili honua, ka mea evaporates i loko o ka lewa. Ma kahi paaa Gobi, a ma Central Asia hooilo mahana ma lalo 0 ° C. A nui ikaika hawewe - he ano hiʻona o ke aniau o ka wao nahele. Iloko o ka lā ia e e 25-30 ° C, ma ka Sahara hiki 40-45 ° C. Other Leeuwerikplein paradoxes nahele no hoi ia o ka Honua:

  • ke kimu ole me wetting i ka lepo;
  • lepoʻino a me nā vortices me ka ua;
  • undrained o ic ?? a me kiʻekiʻe paakai maʻiʻo;
  • kumu i i nalowale i loko o ka one, i haawi ala i ka muliwai;
  • River me ka waha, maloʻo a me ka arid riverbed hoʻomāhuahua i loko o ka aaeuoa;
  • meandering o ic ?? a me mau hoʻololi nā kahakai;
  • laau, laau uuku a me nā lāʻau ikiʻai a meʻaʻohe lau, akā, me nā kākalaioa.

Ka nui loa waonahele i loko o ke ao nei

Nui mau devoid o ka mea kanu i ua wahi i ka i uka loa o ka Honua. Ua Ua Kīwala'ō ma lalo laau, laau uuku a me nā lāʻau ikiʻai a meʻaʻohe lau pahaʻaʻohe mea kanu, i Hōʻike 'ka makahiki "wao" iho. Photos Ka makamake nui i loko o ka pauku, e haawi aku i ka manaʻo o ka mea i hoʻohalahala kūlana o nā wahi maloʻo. I ka palapala hōʻike i ka wao nahele o Nyos i loko o ka Northern, a Hawaiian Hemispheres i ka wela aniau i loko nō. Wale ma Central Asia, keia wahi ma kona ano maoli o Nyos i loko o ka pakiko ciia, i ke 50 ° C. W. Ka nui wao nahele o ke ao nei:

  • Sahara, Libyan, Kalahari a me Namib ma Aferika;
  • Monte, Patagonian a me Atacama ma South America;
  • Great Sandy a Victoria ma Australia;
  • Arabia, Gobi, Suria, hamo i Al Khali wao nahele, i ka Karakum, Kyzylkum ma Eurasia.

Na wahi like kalaka nui-wao akua a me ka waonahele, ma luna o ka honua palapala 'āina me ka lawe a pau mai ka 17 a hiki i 25% o ka huina aina kahi o ke ao nei, a ma Aferika a me Australia - 40% o ka wahi.

Manawa wi ma ke kahakai

Ka hana wahi o ke ano o ka Atacama Desert a me Namibia. Mau lifeless arid Landskap mea ma luna o ke kahakai! Ka Atacama Desert Ua aia i loko o ke komohana o South America, hoopuniia ma kahi pohaku kuahiwi o ka Andes mauna'ōnaehana, a hiki i ke kiekie o ka luna o 6.500 m. I ke komohana ua holoi ma ka moana Pakifika a me kona anu Peruvianʻikena.

Atacama - ka pā wao nahele,ʻaneʻi ia mooolelo haʻahaʻa ii iai - 0 mm o. Light ka ua ka hana i kekahi manawa, i kela mau makahiki, akā, i loko o ka hooilo pinepine looming ohu mai o ka moana. Ma keia arid māhele o ka hale ma kahi o 1 miliona kanaka i. Ka heluna kanaka ua hana ma ka holoholona mahinaai: hoopuniia e kula a me ke kula mauʻu, a pau i ka wao nahele kiʻekiʻe. Photos i loko o ka 'atikala haawi i ka manaʻo o ka mea i hoʻohalahala Landskap o ka Atacama.

Ano o na waonahele (? Aneie Mea Maluna)

  1. Arid - ciiaʻano, ano o ka Tropical a me ka subtropical cii. Ke aniau i loko o kēia wahi mea wela a me ka maloo.
  2. Anthropogenic - o ka hopena o ka pololei a me kaʻauhau'ēʻaʻe kanaka hopena ma ano. Aia ka he kumumanaʻo e wehewehe i keia mea i ka wao nahele, i ka poe i pili me kona palena manawa i ka? Aneie pilikia. A ua kauoha ae la ma ka ha awina o ka heluna kanaka a pau keia.
  3. Na kanaka] - he wahi ma i neia manawa, ua paʻa nā kupa. Aia maalo muliwai, oases, a i hanaʻia i loko o nā wahi a pau o ka groundwater.
  4. Hanalima - wahi me ka ilihune loa kanu uhi a me ka wildlife, a ua kauoha aku ma ka hanalima haʻawina a me ka 'aʻe' ana o ka 'āina.
  5. Artic - snowy a icy aouli ma kiʻekiʻe lakikū.

? Aneeo pilikia o na waonahele, a kalaka nui-nahele no hoi ia ma ka'ākau, a ma nā koaʻe ke e like ma na aoao: no ka laʻana, aia no he nele o ka ii iai, i mea i ke kaupalenaʻana ololi no ka kanu ola. Akā, i ka icy akea o ka Arctic ua wehewehe aku ma ka loa haʻahaʻa mahana.

Desertification - ka lilo o ke ana kanu uhi

About 150 makahiki aku nei, ua kaulana i ka hua i loko o ka wahi o ka Saharaʻepekema. Hulikoehana hanaʻeliʻana a me paleontological haʻawina i hōʻike i ka mea, ua ole mau pono i ka wao nahele i loko o ka wahi. ? Aneie pilikia laila, ua ka ai-kapaia "hooho ae" o ka Sahara. No laila, i loko o ka XI kenekulia, mahiai ma North Africa ke hana aku me ka mai i ka 21 ° ka latitu. No ka ehiku kenekulia ka palena'ākau o ka mahiai ua hoʻoneʻe hema i ka 17th ia laua, a hiki i ka XXI kenekulia ua 'oni iki, a hiki no hoi ia. No ke aha la ka desertification? Kekahi mau noiʻi wehewehe i ke kaʻina hana ma Africa "maloʻo ana i" o ke aniau a me nā neʻe one, Pule Hoola Oasis. Ka waiʻona ma i ka hana o Stebbing "Desert, hanaia ma ka ke kanaka", nolaila ia i kuu i ka 1938. Ka mea kākau i hāʻawi 'ike e pili ana i ka holomua o ka Sahara a hiki i ka hema, a wehewehe i ka kŰia o ka pololei ole mahiʻai, pakahi aku la ia holoholona ka hehiʻia grassy kanu, unsustainable mahiʻai nenoai.

Man-i kumu o ka desertification

E like me ka hopena, holo o ke one i loko o ka Sahara Research, nä känaka 'epekema loaʻa ia iloko o ka First World War, i ka wahi o ka mahiʻai'āina a me ka holoholona o ka holoholona ua hoʻemi. Laau a me ka laau uuku, laila reappeared, i ua emi wao nahele! ? Aneie pilikia i kēia manawa i huiʻia ma ke kokoke piha kaawale o nā hihia ma i ka ?? eoi? Haalele iho mai ka mahiʻai 'ana i kā lākou maoli e noho. Lawe mai reclamation hana a me reclamation ma ka liʻiliʻi huinahalike.

Desertification pinepine hualoaʻa i loko o kanaka haʻawina, kumu o ka "shrinkage" mea i ke aniau a me ka anthropogenic pili me immoderate ka hanaʻino o nā kula mai, excessive ulu o ke alanui kūkuluʻia a me unsustainable mahiai. Desertification ma lalo o ka aoao o maoli aʻe kānāwai ma ka palena o ka? Ueony arid mau mea, akā, ma mua o emi ma lalo o ka aoao o ke kanaka hana. I ka papa kuhikuhiE kumu o anthropogenic desertification:

  • hoʻouku hamama lua (quarry);
  • ke mauu nei me ka hoihoi hou ana i ka hana aʻai;
  • akua aku la o ka ululaau e ku nei, lepo kilo;
  • pololei ole, nicaaiea (nenoaio i?);
  • hoʻoikaika 'ana i ka wai a me ka makani ka'aʻaiawāʻana.
  • ninini Reservoir, e like me ka ka ina me ka nalowaleʻana o ka aeuneii? Sea ma Central Asia.

? Aneeo pilikia o na waonahele, a kalaka nui-nahele no hoi ia (papa)

  1. Ka nele o ka wai - ka papa kuhikuhiE ololi e maoli ka hoʻonawaiwali o ka wao nahele Landskap. Ikaika omoāea a me ka lepo makani ino mai ai alakai e hoʻoholumua i hoʻololi iho a me ka'aʻaiawā marginal soils.
  2. Ka'Ōmiko - māhuahua ka maʻiʻo o wailana paʻakai, paakai wahi lepo wai, a me ke kahua solonetzes kokoke unusable no ka mea kanu.
  3. Ka lepo a me ke oneʻino - Air kahe ala ana, mai ka honua i ka ili he nui nui o ke olonā i'ōpala. Ma ka makani hāpai i ka paakai Marsh paakai. Inā ke one, a he palolo kekahi i waiwai me ka hao i huiʻia, a laila, loaʻa nō yellow-mea eleele a me ka ulaula ka lepoʻino. Ka mea, ke uhi haneri, a me na tausani oʻahā like kilomika.
  4. "Ka diabolo o ka waonahele" - dusty one'ōniu, punohu i loko o ka lewa me ka nui helu o ka mea uuku'ōpala hoʻi a hiki i ke kiekie o kekahi mau umi o mika. Sand pahu mea ma ka luna o ka hoʻopaneʻe. Ka mea, oko mai tornadoes wa e kaawale aku o ka cumulus ao e hali ana i ka ua.
  5. Lepo bola - i kahi o ka mea, he nalu p ka'aʻaiawā like me ka hopena o ka wi a me ka kipi, e eku ana i ka honua.
  6. Puka liiiU, wao hoʻomāhuahua - mawaho i ka 'āina o ka mea i ai i ka lōʻihi manawa mai i decompose a hookuu akuʻawahia waiwai.
  7. Ka hanaʻino a me ka haumia ea o ka ke kanaka i hoʻouku ana, e ulu ai o ka holoholona mahinaai, amo, a oo? Ecia.
  8. Ka ho'ēmiʻana i loko o ka wahi e ku ma ka wao nahele mea kanu, depletion o? Aaoa. Loss o nā mea olaʻokoʻa.

E noho nei Desert. Mea kanu a me nā Animals

Kalakala rula, i kaupalena 'ia ka wai kumu waiwai a me ka pā waonahele panorama hoʻololi ma hope o ka ua. He nui succulents, cacti, a me jade e laʻa me, hiki i ka hoʻokemu a hoahu i ka ua nakiiia ma ka wai i loko o ke kumu a me na lau. Xeromorphic nā mea kanu e like me saxaul a me ka lāʻauʻawaʻawa, hoʻomōhala lōʻihi na aa e hiki aku i ka aquifer. Ua hakuloli ia Animals, e loaa i ka mea e pono ai ona mau mai i kaʻai. He nui? Aaoa ua hō'ā i nocturnal e pale aku overheating.

Ka puni honua, i ka wao nahele ma ka nui, uaʻike piʻi i ka hopena maikaʻi 'ole o ka heluna kanaka hana. Ua ka make ana o ka 'āina, e like me ka hopena o ke kanaka ia ia iho, hiki ole ke loaa i ka makana o ke ano. I ka holoholona a me nā mea kanu lilo aku i ko lakou mau kaianoho koholā, ka mea no hoi i ka hopena maikaʻi 'ole ola kanaka ka ma.

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