求文章翻译⚡️Thewaterhyacinthgrowsintropicalcountries.Ithasbeautifulpurple-blueflowers,buteverybodyhatesit.Why?Millionsandmillionsoftheseplantsgrowinriversandlakes.Sometimestheplantsbecomeso
求文章翻译⚡️
Thewaterhyacinthgrowsintropicalcountries.Ithasbeautifulpurple-blueflowers,buteverybodyhatesit.Why?
Millionsandmillionsoftheseplantsgrowinriversandlakes.Sometimestheplantsbecomesothickthatpeoplecanwalkonthem.Peoplecannottravelinboatsonthewater,andtheycannotfishinit.Theplantsstopthewaterfrommoving.Thenthewatercarriesdiseases.Farmerscannotusethewaterontheirland.
Nowscientiststhinkthatwaterhyacinthscanbeuseful.Theplantsarereallyafreecrop.Noonehastotakecareofthem.Theyjustgrowandgrowandgrow.Whatcanfarmersusethemfor?
Somefishliketoeatthem.Farmerscangrowthesefishinthelakesandrivers.
Workerscancollectandcuttheplantswithmachines.Thentheycanalsomakefertilizertomaketheircropsgrowbetter.Theycanalsomakefeedfortheirfarmanimals.
Maybeitwillbepossibletomakemethanegasforenergy.(Weburngasfrompetroleumforenergy.Methanegascanbemadefromplants.)Thenpoortropicalcountrieswillnothavetobuysomuchexpensivepetroleum.Maybeinthefuturepeoplewilllovethewaterhyacinthinsteadofhatingit.