Letsatsi la Lefatše la Metsi ke la 22 Ntlha 'me ke monyetla oa ho totobatsa phello ea temo ka mehloli ea metsi. Temo e hlahisa karolo ea 70 lekholong ea metsi a tlotsoang metsi lefatšeng ka bophara, 'me Maamerika a sebelisa metsi a ka etsang lilithara tse 7 500 letsatsi le leng le le leng, haholo-holo bakeng sa tlhahiso ea lijo, ho latela Machaba a Kopaneng. Khalori e 'ngoe le e' ngoe ea tlhahiso ea lijo e hloka metsi a lekaneng a lekaneng, 'me metsi a sa sebeliseng hantle a ka bolela lilithara tse 26.4 tsa metsi ho hlahisa khalori e le' ngoe feela ea matla.
Temo e United States e na le boikarabelo ba karolo ea 80-90 lekholong ea metsi a lahlehileng tikolohong kapa a kenngoa lihlahisoa. Felicia Marcus, eo e leng molula-setulo oa State Water Resources Control Board, California, o re: "Metsi ke taba eo re ke keng ra hlola re e nka habobebe-ebang re shebeletse ho tšepahala ha liphallelo, tšireletso ea tikoloho kapa boleng ba metsi."
Leha ho le joalo, ho sireletsa metsi a temo ho na le bokhoni ba ho atleha haholo. Bonyane halofo ea masimo a Amerika a ntse a nosetsoa ka mekhoa ea setso, e sa sebetseng, e emelang sebaka se ngata sa ntlafatso. Hape ho na le menyetla ea ho etsa mekhoa ea poloko ea metsi linaheng tse ntseng li tsoela pele ho ntlafatsa haholo bokhoni, ho latela FAO; ho sebelisa theknoloji ea nosetso ea mehleng ea kajeno, linaha tse tsoelang pele li ka hlahisa lijo tse fetang karolo ea 60 lekholong ka metsi a etsang karolo ea 14 lekholong feela. Ho ts'oanela ho nosetsa metsi le mokhoa oa ho tsosolosa metsi ho ka sebelisetsoa lihoai tse nyenyane le tse kholo, 'me bareki ba ka fokotsa mehato ea metsi ka ho ja nama e se nang liindasteri, ho khetha lijo tsa sebaka seo, le ho tšehetsa lihoai tse bolokang metsi.
Ho lokolloa ha Machaba a kopaneng a Machaba a Kopaneng (World Water Development Report) (World Water Development Report) (WWDR) ka Letsatsi la Metsi a Lefatše ho tla kopanya metsi, lijo le temo le nts'etsopele e tsitsitseng. Ho lokolloa selemo le selemo, WWDRs e fana ka mekhoa ea ho hlahloba tsoelo-pele ea metsi le ho latela ho finyella lipakane tse kang Lipakane tsa Machaba a Ntšetso-pele.
Ka ho hlakileng, MDG e fokotsa palo ea batho lefatšeng ka bophara e se nang phihlelo ea metsi a ntlafetseng a nooang e ile ea finyelloa ka 2010 .
Leha ho le joalo, katleho ena e ntse e sokeloa ke litlhoko tsa lijo, tse nang le khaello ea metsi, tse nang le khaello ea metsi, tse ka eketsang khatello ea ho fokotsa matloana le metsi a tsoang fatše. Ho hlahisa lijo, ho latela FAO, ho tla hlokahala ho eketsa karolo ea 70 lekholong ka 2050, e leng ho tla etsa hore tlhōlisano pakeng tsa ho nosetsa le metsi a nooang a sebelisoe. Boemo ba leholimo lefatšeng lohle bo ntse bo tetebela, 'me matamo a omella ha lihoai li tlosa metsi bakeng sa nosetso. Ho haelloa hore metsi a haelloa ke metsi a fetang batho ba supileng ho isa ho 2025.
Liphephetso tsena tse matlafatsang li bua ka lipakane tse ncha tsa ntlafatso ho tloha ha MDG e behiloe ho fela qetellong ea 2015. Liphetoho tse tsoetseng pele tsa nts'etsopele (SDGs) li tla nka sebaka sa MDGs ebe li qetella ho fihlela ka 2030. Tlhokomelo ea metsi a temo e ka kenya letsoho lipakaneng tse amanang le tsona tsa ts'ireletso ea lijo le ts'ireletso ea metsi, tse boletsoeng ke li-SDG tse peli le tse tšeletseng, ka ho latellana. Li-SDG tse reriloeng li boetse li kenyeletsa pakane ea ho tsosolosa mobu o tsitsitseng ka 2020, ho kopanyelletsa le mobu o anngoeng ke komello le likhohola. Lipuisano tsa Intergovernmental li-SDG le merero e tla etsoa ka la 23-27 ho ea ho 2015 ntlo-khōlō ea Machaba a Kopaneng New York City.
Hase feela hore li-MDG li tla fela selemong sena, empa Letsatsi la Mantsiboea la Machaba 2015 le lona e tla ba letsatsi la ho qetela la metsi a machaba 'Lilemong tse leshome tsa Action: Metsi a Bophelo,' e leng sebaka sa 2005-2015. Ho ea ka Josefina Maestu, Mookameli oa Ofisi ea ho Ts'ehetsa Metsi a Lilemo Tse Phelang Bophelo, letsatsi "le lokela ho bontša hore na ho sa ntse ho e-s'o ee kae ho etsa bonnete ba tsoelo-pele e tsoelang pele le tsoelo-pele bakeng sa batho bohle ba lefatše." Liketsahalo le lipuisano li tla etsahala lefatšeng lohle ho ea ho ho phahamisa tlhokomelo ka litaba tsa ts'ireletso ea metsi tse amanang le lijo le temo:
Likopano tsa Stockholm li tla lebisa tlhokomelo lenaneong la ntlafatso ka mor'a selemo sa 2015 le ho laola mehloli ea metsi bakeng sa kgolo le ho lekana.
Lijo le Lijo tsa Metsi li tla amohela liketsahalo tsa naha ka bophara nakong ea khoeli ea March, ho kopanyelletsa le litokomane tsa litokomane. Mokhatlo ona o boetse oa potoloha likōpo tse ngata le lipano tse amanang le ho ba le tokelo ea metsi ka ntle ho naha, metsi a libotlolo le ho fokotsa.
Illinois Water Day 2015 e tla qala ka ho hlahloba Cowspiracy K'univesithing ea Illinois Urbana-Champaign, e lateloa ke puisano ea lihlopha tse kopanetsoeng le lenaneo la poster.
Ka lebaka la komello ea California le karolo ea 30 lekholong ea ho fokotseha ha molao Motseng oa Sierra Madre, Sierra-Madre Rotary Club e tla kopanela likopano tsa motse le motse ka la 21 Ntlha ea selemo, ho kenyeletsa le sehlopha sa litsebi, literaka tsa lijo, mesebetsi ea bana le leeto la semela sa phekolo ea metsi.
Ecuador, seboka sa sechaba sa machaba ka metsi se tla tšoaroa ka la 24-25 Motseng oa Musiamo oa Yaku Water Park ka tlhompho ea Letsatsi la Metsi a Lefatše.
Singapore, Fishing Kaki e tla amohela mahlaseli ka la 22 Ntlong ea matšeliso a mararo ho bontša kamoo metsi a phetseng hantle a ka thusang metse ea ho tšoasa litlhapi ho finyella tšireletseho ea lijo.
Somalia, Youth Youth Frontier e tla keteka Letsatsi la Lefatše la Metsi Mogadishu, ho totobatsa bohlokoa ba metsi a nooang libakeng tsa mahaeng a Afrika. Lenaneo la temo la NGO le kenyeletsa morero oa ho tsamaisa metsi a sa khaotseng haufi le Nōka ea Dawa.