Global matsalolin muhalli da su mafita

By na biyu da rabi daga cikin karni na ashirin, da tasirin ɗan Adam a kewaye yanayi ya kai irin wannan hallakaswa rabbai cewa shi kusan rasa ikon warkar da kanta.

Global matsaloli na muhalli da kuma ci gaba mai dorewa - matsala da lõkacin fatara daga cutarwa mutum tasiri a kan muhalli.

A tsakiyar karni na karshe, da lafiyar qasa an ciki al'amari a} asa, kamar yadda sakamakon gurbatawa saboda masana'antu aiki aka bayyana ne kawai a yankunan da musamman high yawa daga m masana'antu. A cikin eighties, matsalolin muhalli yi tsiwirwirinsu yankin matakin, tun watsi karfe isa kasashe makwabta, zuwa tare da hazo, iska.

A cikin nineties, fagen fama tafi duniya matsalolin muhalli daga mutãne. Sun bayyana kansu a cikin irin wannan mummunan halin a matsayin hallaka duniya ta yanayin kasa, albarkatun, asarar da ikon warkar da kanta, da fadada bangarori na muhalli bala'i. Amma mafi tsanani barazana na lokacin mu zama canjin yanayi. Kara talakawan shekara-shekara zafin jiki ne correspondingly karin mita da kuma tsanani da matsananci weather faru: ambaliyar ruwa, fari, tornadoes, kwatsam frosts da thaws. Bugu da kari, Warming iya haifar da tashin teku matakan, ambaliya manyan yankunan, exacerbate scarcity na sabo ruwa. Duk wannan yana sa da yanayi na bil'adama da kuma tsanani lalacewa.

Canjin yanayi da dangantaka da karuwa a cikin taro na greenhouse gas a cikin yanayi, Ina nufin ya karu "greenhouse sakamako". Noxious gas cikin yanayi daga konewa na man fetur, deforestation, da sauransu. Duk da haka, akwai wani ra'ayin cewa cikin hanyar duka ne ba duniya matsalolin muhalli, da kuma tsofaffin rhythms da hasken rana aiki da kuma sauyin yanayi hawan keke.

effects gurbatawa

Babban effects gurbatawa ta'allaka ne da cewa irreparable cutar da dabba da lafiyar dan adam, kuma gurbata yankunan zama m ga mutum habitation da kuma al'ada ayyukan. Babban muhalli matsalolin zamaninmu, idan ba jawabi, iya ƙarshe kai ga gaskiya cewa biosphere gaba daya rasa ikon tsarkake kanta da kuma durkushe.

jihar siyasa

Ƙarin tsanani na duniya matsalolin muhalli ya kai ga wani canji a manufofin gwamnati a kasashe da dama game da kare muhalli. Hukumomi fara kafa muhalli da dokokinta, da suke ciyarwa a kan mafi muhalli matakan.

A cikin eighties gamayyar kasa da kasa ya gane cewa duniya matsalolin muhalli ba za a iya warware a cikin jihohi. An ɓullo da manufar ci gaba mai dorewa, bisa ga abin da kasashen bukatar tabbatar da ci gaban da bukatun ba kawai ba amma kuma nan gaba. A sakamakon haka, akwai rikitarwa: da yadda za a tabbatar da ci gaba mai dorewa da kuma a lokaci guda rage tasiri a kan muhalli. A 1997, da Kyoto layinhantsaki da aka soma, wanda ƙayyade matsakaicin kundin na watsi da cutarwa greenhouse gas. Babban maƙasudin na layinhantsaki - watsi akan rage 5.2% idan aka kwatanta da shekarar 1990 matakan.

Yau, da yawa raya ƙasashe sun iya significantly rage matakin gurbatawa, ko a kalla dattako shi. Ya kamata a lura da cewa raguwa a watsi zai kudin yana da tsada sosai, da kuma amfanin zai zama bayyananne kawai a cikin dogon lokaci. Duk da haka, duniya muhalli al'amurran da suka shafi bukatar da za a magance, amma halin kaka zai yi wahala a yanzu, saboda haka cewa daga baya ya yi latti.