Puas yog kua qaub los nag teeb meem hauv Canada?
Puas yog kua qaub los nag teeb meem hauv Canada?

Video: Puas yog kua qaub los nag teeb meem hauv Canada?

Video: Puas yog kua qaub los nag teeb meem hauv Canada?
Video: qhia saib kaw taw qaib yuav muaj teeb meem loj heev rau yu yav tom ntej 7 3 2020 2024, Kaum ib hlis
Anonim

Acid deposition yog a teeb meem nyob rau hauv ntau qhov chaw ntawm Canada txij li emissions uas ua rau kua qaub nag tuaj yeem taug kev ntau txhiab mais ntawm lawv qhov chaw. Feem ntau ntawm cov dej (kwj, dej, pas dej, thiab pas dej) thiab av nyob rau hauv Canada tsis muaj ntuj alkalinity, xws li ib tug txiv qaub puag, thiab tsis tuaj yeem neutralize kua qaub ib txwm.

Tsuas yog li ntawd, yog vim li cas dej kua qaub yog teeb meem hauv Canada?

Dej nag yog tshwm sim los ntawm sulfur dioxide thiab oxides ntawm nitrogen emitted los ntawm kev lag luam kev ua ub no xws li thee hlawv. Cov gases yaj hauv cov dej nag los tsim kua qaub . Ntawm 50% thiab 70% ntawm Canada lub kua qaub nag los ntawm Tebchaws Meskas, thaum tsuas yog 2-10% ntawm Asmeskas cov pa phem hauv cheeb tsam no los ntawm Canada.

Kuj Paub, yog kua qaub los nag teeb meem? Acid Rain Yuav Ua Rau Kev Noj Qab Haus Huv Teeb meem Nyob rau hauv Tib neeg Cov pa phem xws li sulfur dioxide thiab nitrogen oxides tuaj yeem ua rau cov kab mob ua pa, lossis tuaj yeem ua rau cov kab mob no tsis zoo. Cov kab mob ua pa xws li mob hawb pob lossis mob ntsws bronchitis ua rau tib neeg ua pa nyuaj.

Ib yam li ntawd, koj tuaj yeem nug, ua li cas cov kua qaub nag cuam tshuam rau ib puag ncig hauv Canada?

Thaum twg kua qaub nag ncav cuag lub ntiaj teb saum npoo, nws tuaj yeem ua rau muaj kev puas tsuaj rau cov dej ecosystems thiab vaj tse. Nyob rau hauv cov cheeb tsam uas muaj peev xwm buffering tsawg, xws li cov Canadian Ntaub thaiv npog, acidic deposition Ntau xyoo dhau los tau ua rau muaj kev nce acidity ntawm cov dej ntws thiab cov pas dej, thiab ua kom nrawm nrawm ntawm txhuas los ntawm cov av.

Thaum twg acid nag pib hauv Canada?

Pib xyoo 1985, Sab Hnub Tuaj Canada Acid Rain program tau cog lus Canada mus cap SO2 emissions nyob rau hauv xya lub xeev los ntawm Manitoba sab hnub tuaj ntawm 2.3 lab tonnes los ntawm 1994, 40% txo los ntawm 1980 qib.

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