SebopehoSaense ea

Ke eng biosphere me ka tsela eo e teng?

Khopolo ea "biosphere" ile qaptjoa khale. Qalong e ne e sebelisetsoa ho reha lebitso hypothetically shoeng hlahisa limolek'hule tse motheong oa hore ba phele. Ho seng joalo ke kutlwisiso ya khetla phelang ea Lefatše neha Austria jioloji Eduard Suess ka 1875. O bukeng ea hae ea "The Origin tsa Alps" o araba potso ea hore na ho biosphere. Ka maikutlo a hae, ho ke ke e shell a ikemetseng ea Lefatše, bo ileng ba bōptjoa ke lintho tse phelang. tlhaloso ena e tšehetsoa ke rasaense ba bangata - joaloka batho ba mehleng ea E. Suess le rōna.

Hamorao ka 1926, V. I. Vernadsky complements ya kgopolo ya ho. ke eng e biosphere ho latela lithuto tsa VI Vernadsky? A rasaense bukeng ea hae o bolela hore letlalo phelang ea Lefatše etsa se feela 'mele, empa hape tikoloho ya bona., T. E. Ho complements tlhaloso ya E. Suess biogeochemical motsoako. Leha ho le joalo, ha bo-rasaense bohle tšehetsa pono VI Vernadsky. Ka hona, ka nako eo ho na le ba babeli ba ka tsela e tsoanang tlhaloso "biosphere": ke Suess (kutlwisiso moqotetsane) le Vernadsky (kutlwisiso sephara).

Ho ea ka lithuto tsa Vernadsky, khetla phelang tshehetswa ka matla a letsatsi le ho na le meeli ea eona. biosphere meeli tla tsamaisane le meeli ea bophelo Lefatšeng. Kahoo, tekanyong e ka holimo e ka e bophahamong ba 15-20 km SE (the troposphere kaofela ka tlaase le e stratosphere); tlaase hlollang leoatle le leoatle Foro bolibeng fetang 10 km le subsoil lefatše ka botebo ba 3 km. Results zhiznideyatelnosti phelang ba bone ka sebōpeho sa majoe sedimentary le ka botebo haholoanyane. Karolong e setseng ea le khetla ea Lefatše, moo ho se nang bophelo, hammoho le sebaka sa ka ntle ke tsa khetla phele ho ea tikoloho polanete ea rōna.

Kahoo Biosphere ka kutloisiso ea kajeno ke efe, hona ke eng se bolela ha e le teng? E thehiloeng lithutong tsa E. Suess le Vernadsky, fuoa ba li sibolotseng morao tjena, re ka bolela hore "Bophelo Ball" - ke bulehileng tikoloho ya thermodynamic ea Lefatše, "mosebetsi" eo e phethahatsoa ke sebelisana ea ho phela (biotic) le batho bao e seng phelang (abiotic) dikarolo. Mohaho oa lefapha la sena ho kenyeletsa tsohle tsa lintho tse phelang le ho bakiloeng ea bona, ho moea, metsi le khetla tiileng lefatše, tse lieu ke phelang le phetoho le tlas'a tšusumetso ea mosebetsi oa bona.

E le hore re lule re ea ka tšebetso ea khetla ena ea Lefatše lokela ho ba le itseng thepa hore thusa hore ho ba teng.

The thepa ka sehloohong sa biosphere ho:

  1. Karolo e bohareng ea - taba phelang.
  2. Pepeneneng: ho hloka matla e tlisoang ke ho kantle - matla a letsatsi.
  3. Boitšoaro (homeostasis): ke khona ho khutlela boemo ba bona ba pele, li sebelisa ba bang ba mokgwa. Ka mohlala, baahi ba ka phelang mobu le revegetation mora e phatloha ha seretse se chesang. Leha ho le joalo, sena ha se kamehla thepa e ka 'na ea se sebetse ka lebaka la ho kenella ha batho ka lintho tsa tlhaho (pōpo agrocenoses,' t. E. The lintho tse phelang tikolohong maiketsetso hore ha ba na bokhoni ba ho hlaphoheloa ka lithahasello tsa bona).
  4. A ho fapafapana le leholo la mefuta e, e leng etsa bonnete ba botsitso lona.
  5. The cyclisme ea taba.

Ha a akaretsa le ho araba potso e reng, eng ke biosphere, re ka re hore ena ke e khethehileng, ba phele ba khetla ea Lefatše, lintho tse phelang tikolohong ea lefatše hore ho na le meeli ea eona, 'me thepa e itseng eo thusa ho teng.

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