Zvikonzero zvekuchengetedza uye nei tichifanira kutarisira nezvekuchengetedza mvura
Zvatinoziva pamusoro pemitumbi yemvura iri panyika ino inopfuurira kune zvinotevera:
- 97% yemvura yose pasi pano mvura yemunyu, isina kukodzera kunwa.
- Mazana matatu chete emvura yose ndiyo mvura yakachena, uye 1% chete inowanikwa pakunwa.
- 2% yemvura inoshandiswa mvura yakachena yakachengetwa mu ice ice na glaciers.
Nekukura kwehuwandu hwehuwandu uye huwandu huwandu hwemvura yose pasi pano, zvinongonzwisisika kuti tinofanira kuchengetedza nekuchengetedza izvi zvinokosha.
Kusachengetedza mvura kunoreva kushandisa mvura yedu shoma zvakanaka nekuitarisira zvakanaka. Sezvo mumwe nomumwe wedu zvichienderana nemvura yekuchengetedza hupenyu, ihwo mutoro wedu kudzidza zvakawanda pamusoro pekuchengetedza kwemvura uye kuti tingabatsira sei kuchengetedza zvatinowana zvakachena uye zvakachengeteka kumarudzi anotevera.
Mvura kuchengetedza: Sei kuchengetedza?
Mvura yedu inoshandiswa inoshandiswa ndeyekupedzisira (hatina hupenyu husingagumi) zvinoreva kuti kuchengetedza mvura haisi basa rakachengetedzerwa chete kune vadzidzisi, masayendisiti ezvevhu, masayendisiti emasango, masimasayendisiti emichero, vagadziri veguta, vaparidzi vemapaki, varimi, ranchers, kana vadzidzisi vangu - panzvimbo pacho zvinenge kune mumwe nomumwe wedu kuchengeta mvura. Zvimwe zvezvikonzero zvatinofanira kushanda kuchengetedza mvura zvinosanganisira:
Kuchengetedza mvura kunoderedza migumisiro yekusanaya uye kushaiwa kwemvura. Nokuderedza huwandu hwemvura yatinoshandisa uye kuparadza, tinogona kubatsira zviri nani nekusanaya kwemvura kwemakore. Kunyangwe kuda kwedu kwemvura yakachena kunogara kuchiwedzera (nekuda kwehuwandu nehuwandu hwekusimudzira), iyo yatinenge tagara inoramba ichigara.
Izvi zvinokonzerwa nekuti kunyange zvazvo mvura inoguma inodzokera kuNyika kuburikidza nemvura inotenderera, haisi nguva dzose inodzokera kune imwe nzvimbo, kana muhuwandu hwakafanana nehutano.
Varindi vanorwisana nekukwira kwezvikwereti uye kupesana kwezvematongerwo enyika Kukundikana kuchengetedza mvura kunogona kutungamirira kushayikwa kwakakwana, mvura inopa utano, iyo inogona kuva nemigumisiro yakaoma mukusimudza mari, kuderedzwa kwezvokudya, dambudziko rehutano nekupesana kwezvematongerwo enyika.
Inobatsira kuchengetedza zvakatipoteredza. Kuderedza kushandiswa kwemvura kunoderedza simba rinodiwa kuti riitwe nekuriendesa kune dzimba, mabhizimisi, mapurazi, uye vagari venyika, iyo iyo inobatsira kuderedza kusvibiswa uye kuchengetedza mafuta emvura.
Iripo mune ramangwana nekuda kwekunakidzwa. Haisi kungogezera matongo, spas uye zvidzidzo zvegorofu zvatinofanira kufunga nezvazvo. Zvakawanda zvemvura yedu yakachena inoshandiswawo kugadzirisa nzvimbo yedu-kudiridza mashizha, miti, maruva, uye miriwo minda, uyewo kushambidza motokari nekuzadza zvitubu zvepaguru pamapaki. Kusakwanisa kuchengetedza mvura ikozvino kunogona kureva kurasikirwa pamashandisirwo akanaka akadaro uye akanaka gare gare.
Inovaka nzvimbo dzakachengeteka uye dzakanaka. Vanodzimisa moto, zvipatara, nzvimbo dzemotokari, vachenesa mumugwagwa, zvikwata zvehutano, gyms, uye mitsuwa yekutengesa zvinoda mvura yakawandisa kuti ipe rubatsiro kuvanhu vomunharaunda.
Kuderedza kushandiswa kwedu kwemvura iye zvino kunoreva kuti maitiro aya anogona kuramba achipiwa.
Kuchengetedza kwemvura kunoda kufungidzira nekuedza, asi zvishoma zvishoma zvinobatsira, saka usafunga kuti zvaunoita hazvina basa. Tose tinofanira kuita shanduko muhupenyu hwedu huchachinja mararamiro edu emvura, kuchengetedza unhu hwahwo uye kugadzira kuchengetedza nzira yehupenyu-kwete chimwe chinhu chatinofunga pamusoro kamwe kamwe munguva.
Kunobva:
Igor Shiklomanov chitsauko "Mvura yakachena yepasi rose" muna Peter H. Gleick (mupepeti), 1993, Mvura Mumatambudziko: Nhungamiro yeZimbabwe Water Water Resources (Oxford University Press, New York).