A ci gaba da biosphere

Muciya - wannan ba wani a tsaye, canzawa mahaluži. A akasin wannan, a tsawon shekaru da shi ya samo asali. Rayayyun kwayoyin halitta ne daya daga cikin muhimman hakkokin dalilai na ta ci gaba. Tun lokacin da gabatarwa, sun musanya da abun da ke ciki na Muciya, kumbura gẽfunanta. Saboda su ci gaba da aiki a duniya akwai daban-daban ma'adanai ne da duwatsu, ba fasawa bambanta ƙasa, kazalika da cikakken canza yanayin duniya.

Ka yi la'akari da matakai na ci gaba da biosphere:

- abin da ya faru na farko biosphere (kamar 4,6-3,5 biliyan shekaru da suka wuce).

- wahala na biocenosis (biliyan 3.5 da suka wuce).

- da noosphere - sakamakon samuwar bil'adama.

Tun zuwan mutum biosphere juyin halitta ya fara daga ƙarƙashinsu farko rinjayi shi. Kawai 'yan shekara ɗari da saurin ci gaban kimiyya da masana'antu da fasaha da gudummawar da wani gagarumin hanzari da hijirarsa da kwayoyin halitta. Mutane Mun halitta dubban sabon iri da kuma breeds, yanka da yawa jinsunan tsirrai da dabbobi, da cirewa daga haushi na duniya wata babbar adadin ma'adanai. Mutãne yana da, ba shakka, bai isa a kula a cikin biomass, amma juyin halitta daga cikin biosphere ne sakamakon ta management factor na immeasurable makamashi.

Yawancin lokaci mutane amfani da m in mallakarsu albarkatun. Wasu tsoho jihohi sun bace saboda m hali ga halitta. Saboda deforestation ta ƙẽƙashe, har ƙasa, wanda rinjayar da na gida da kuma duniya sauyin yanayi.

A duniya ta yau da yanayi ne ma ƙazantar da masana'antu Enterprises. Masana'antu da kuma shuke-shuke sau da yawa jefar da sharar gida da ruwa ba tare da ta dace tsaftacewa, game da shi wajen gurbata da ruwan da gubobi. Hydroelectric iko shuke-shuke hana misali hijirarsa daga kogin kifi. A dangane da zargin da sabon birane rage ta natsuwa da gandun daji na yankin cewa goyi bayan oxygen taro a da ake so matakin domin rayuwa. M zubar da makamashin nukiliya ta kai ga samu na halitta radiation da cewa yana sa ciwon daji.

A ci gaba da biosphere dogara da karuwa a yawan jama'a na duniya da umarnin karshe (don kwanan wata a an riga an zama miliyan bakwai. Mutane). A nan gaba yana yiwuwa worsening abinci matsaloli, don haka yanzu gudanar da daban-daban da karatu, don samar da sabon nau'in na shuke-shuke da breeds na dabbobi, wanda, ba shakka, shafi muhalli.

Yau akwai bukatar m amfani da albarkatun kasa. Muna bukatar kariya ta sararin sama, da ƙasa, da ruwa, da kuma namun daji. A wannan batun, kasashen da dama sun riga soma wani yawan dokokin a kan kare muhalli. T halitta. N. "Red Littafi" - annotated lists na rare da kuma namun dajin na fungi, shuke-shuke da dabbobi. Akwai muhalli al'ummomi da hannu a kiyayewa. A mafi mashahuri a cikin su ne "Greenpeace".

Ba na karshe wasan kwaikwayo da kuma reserves a kare muhalli. Nasu yankin ƙasar da aka haramta samun dama marar izini ba a halatta, da kuma wani m aiki. Don kwanan wata, kusan ɗari da matsafai na aiki a Rasha kadai.

A ci gaba da biosphere ya shafi tsanani sauyin yanayi a da shi. Alal misali, a sinadaran "Freon" da aka jefa shi a cikin sararin sama, take kaiwa zuwa depletion na lemar sararin samaniya Layer. A halin yanzu a kan Antarctica da dama makwabta yankuna ko da yaushe zama zones inda wani gas Layer ko wani bakin ciki sosai ko babu.

A ci gaba da Duniya ta biosphere ne ma dogara a kan wani adadin na hasken rana radiation kai surface na duniya tamu.

Watsi da yanayi particulate al'amari da kuma acid gas haifar da greenhouse sakamako, inda zafin jiki yakan ci gaba. Its karuwa da kawai kamar wata digiri iya jawo ambaliya teku ƙasar, ciki har da densely lugar yankuna na Gabashi da Yammacin Turai, ta Kudu Amurka, da India.

Daga cikin sama da shi za a iya ƙarasa da cewa sauyin yanayi na duniya ya sa ta mutum aiki - shi ne yau "duniya ciwon kai."