Mvura yakachena

Mvura ndiyo nheyo yekushanda kwezvinhu zvose zvepanyika zvepasi. Nyika dzakawanda dzinoona kupererwa kwakanyanya kwemvura yakachena yakachena nhasi. Maererano nedzimwe nyanzvi dzeUnited States, kwepfumbamwe yehuwandu hwevanhu, kukwanisa kunwa mvura yekunwa kwakakosha, uye nokuda kwe3 1/3 kukwanisa kunogumira kunyange kumvura inoshandiswa mumashandiro ezuva nezuva - kunwa izvo zvisingagoni kunzi kunwa mvura.

Chii chinokonzera dambudziko remvura itsva?

Chokutanga chezvose - kukura kwevanhu. Gore roga roga, nhamba yevanhu vari pasi pano inowedzera nemamiriyoni makumi mashanu nemashanu, izvo, zvinotevera, zvinowedzera mvura yekushandisa.

Mukufambira mberi kweijometri , kusvibiswa kwemhepo yakasiyana-siyana nemhando dzakasiyana-siyana dzemarara, kusanganisira kushambidzika kwemvura, kunowedzerawo. Ikozvino muzana remakore rino, nyika inoda inonyanya kudarika mvura yakachena.

Kupisa kwepasi pose kunoita kuti glaciers isungunuke zvakanyanya, kuchengetedza zvikamu zvitatu zvemvura yose yakachena. MuAlps, somuenzaniso, glaciers inorasikirwa kusvika kusvika 1% pagore. Icho chinotarisa kuti kurasikirwa kuri 10% mumakore gumi, 20% pamakore makumi maviri. Uye izvi zvinoreva kuti pamagumo ezana remakore rino kubva kuma glaciers, zvichida, hapazovi nechinhu chakasara. Izvo zvinoshandawo kuPeru, Ecuador, Bolivia. Uyezve, kupera kweAlaska glaciers kwakawedzera kaviri.

Kunyanya, kusungunuka kweActictic ice yakawedzera, izvo zvichange zvichitadzisa kuwedzera muhutano hweWorld Ocean. Uye izvi zvinoreva kuti mumakore makumi maviri nemakumi matatu ari pasi pemvura inogona kuva London, Berlin, Paris, New York, St. Petersburg, mamwe maguta.

Maererano nemitemo yePentagon vatsvakurudzi, kuchinja kwemamiriro okunze kuchakurumidza kukonzera mafashamo makuru, kunotungamirira kumatambudziko enyika yose. Hazvisi zvakaoma kufungidzira migumisiro: kukakavadzana kwehondo kunotanga. Kunwa mvura ichava chigadziro chinangwa Nha. 1. Zvigaro zvayo zvichaderera zvakanyanya zvokuti hurumende yenyika dzakawanda inofanira kuchengetedza zvigadziro zvavo nekushandisa zvombo, uye kuparadzwa kukuru. Hondo dzekugara kwemvura itsva inogona kutanga kumativi ose enyika. Mamiriro ezvinhu akabuda evanyori vemushumo wacho akaenzaniswa nezvakanga zvichiitika makore anenge 8000 akapfuura: kushaikwa kwezvirimwa, nzara, zvirwere, kuwanda kwevanhu, hondo dzinotyisa.

Mvura yakachena muRussia chikamu chimwe chetatu chenyika yose. Icho chinotarisa kuti iRussia iyo inowanzova chinhu chikuru chekubatana, iyo inogona kugadzirisa nyika dzakawanda.

Chii chinonzi Lake Baikal oga inodhura? Iyi ndiyo yakachena mvura yakachena, iyo yakaenzana nayo yakaenzana nehuwandu hweMaGreat Lakes mashanu muNorth America, iyo 23,000 cubic meters. Km! Iyi ndiyo 20% yemvura yose yakachena yepasi rose. Baikal has no analogues.

Chaizvoizvo, mvura itsva inenge yava chinhu chinogadzirwa zvino. Hatisisiri kushamiswa nemabhodhoro epurasitiki nemvura yakachena pamashefu ezvitoro, kunyange zvazvo yakanga isina nguva makore makumi maviri akapfuura munharaunda yeCIS (yaimbova USSR). Gore negore zvinopfuura mabhiriyoni zana emamiriyoni emvura zvinotengeswa, zvinobatsira kubva kutengeswa zvinonakidza: matareriyoni emadhora gore negore (uye izvi zvinenge zvichiitika). Iyi inenge hafu yemari yekuwana makambani ose emafuta. Zvose zvinoenda kune chokwadi chokuti bhizinesi rakavakwa pamvura yakachena (pasina magwaro, nenzira chaiyo) ichava inobatsira zvikuru. Zvinokwanisika kuti mvura yakachena yakachena ichava dambudziko kunyange nevana vedu ...