Miliri Yotsutsana Yopseza Yonse, Wofera Wowawa Wamsongole Wopangidwa ndi Monsanto
Roundup, yopangidwa ndi Monsanto, ndi wofalika kwambiri wamsongole padziko lonse, wogwiritsidwa ntchito ndi alimi akulima komanso wamaluwa otsirizira. Ngakhale zakhala zikuzungulira kuyambira zaka za m'ma 1970, mafunso okhudza chitetezo cha Roundup akupitiliza kuzungulira herbicide.
Chogwiritsira ntchito pa Roundup ndi mankhwala omwe amatchedwa glyphosate, omwe amagwira ntchito poletsa chomera kupanga mapuloteni omwe ali ofunikira kukula kwa zomera.
Monga mankhwala osakondera, Roundup adzapha zomera zambiri, kupatulapo mbeu zomwe zasinthidwa zomwe zakonzedwa kuti zisawononge wakupha udzu.
Roundup imakhalanso ndi zowonjezera zomwe zimatchulidwa ngati zowonongeka kapena zosakaniza zosakaniza, zomwe zikutanthauza kuti sizitsamba zamadzi. Mmodzi wa awa, polyethoxylated tallowamine, kapena POEA, wafufuzidwa chifukwa pali umboni wina wosonyeza kuti sangakhale wotetezeka kwa anthu kapena nyama zina.
Tsamba la Chitetezero cha Roundup
Pakagwiritsidwa ntchito kwa zaka pafupifupi 40, Roundup ikuwoneka kuti ili ndi chitetezo chabwino kuposa mankhwala ena ophera tizilombo. Glyphosate, yomwe imagwiritsidwa ntchito m'ma herbicides angapo opangidwa ndi makampani ena osati Monsanto, yakhala yokhudza maphunziro ambiri omwe akhala akutsimikiziranso chitetezo chake chonse.
Otsutsa, komabe, amanena kuti maphunziro ambiriwa athandizidwa ndi opanga mankhwala a herbicide kuphatikizapo Monsanto. (Maphunziro omwe amapindula ndi mafakitale, omwe sagwiritsidwa ntchito ndi mafakitale, sangathe kutchulidwa mopanda tsankho.) Glyphosate yakhala ikugwirizanitsidwa mu zochitika zina kuti zikhale ndi zofooka, kubala kwa amayi, kusokonekera kwa amayi komanso osakhala a Hodgkin's lymphoma, kapena NHL, mtundu wa khansa.
Palinso kafukufuku amene wagwirizanitsa ndi mankhwala a herbicide omwe amachitcha "pulojekiti ya poizoni" POEA mpaka imfa ya maselo a embryonic, placental ndi umbilical. POEA ndi wothandizira osowa manja omwe amathandiza Roundup ntchito poupanga kukhala "soapy" kotero amatha kubvala masamba ndi zomera.
Monga momwe zinafotokozedwera mu Scientific American: "'Izi zimatsimikizira momveka bwino kuti [zovuta zowonjezera] zopangira Roundup sizinayambike,' analemba motero olemba a ku yunivesite ya France ya Caen. 'Komanso, kusakaniza komwe kumapezeka pamsika kungawononge maselo ngakhale imfa [panthawi] yomwe imakhala yochepa "yomwe inapezeka pa mbewu za Roundup."
Wowononga Wofooka Wachilengedwe
Kotero ... kodi Roundup ndi otetezeka? Mwamwayi, yankho lolondola lomwe liripo lero ndi "mwinamwake." Mpaka pali deta yambiri yomwe ikuwonetsa kuti Roundup - osati yogwiritsira ntchito glyphosate - ndi yotetezeka kwa anthu, nyama, ndi chilengedwe, nkofunika kukumbukira kuti herbicide silingatheke poizoni. Imachita, pambuyo pa zonse, kupha zomera, ndipo nthawizonse ziyenera kugwiritsidwa ntchito mochenjera ndi molingana ndi malangizo ake, ngati izo zimagwiritsidwa ntchito konse.
EPA, kudzera mu Ofesi ya Pesticide Programs, ikuyembekezeretsanso Roundup ndi 2015 kuti iwonetse ngati ntchito yake iyenera kuletsedwa, kapena ngati herbicide ipitirize kupezeka pamsika.
Padakali pano, pali njira zina zotetezera anthu opha njuchi. Vinyo wofiira , mwachitsanzo, ndi mankhwala abwino kwambiri omwe amafesa namsongole moyenera. Chifukwa cha chidziwitso chake - vinyo wosasa uli ndi acetic asidi - ndibwino kuti udzu udzuke m'mayendedwe, minda, magalimoto ndi misewu.
Zina zogulitsa, "achilengedwe" omwe amafesa namsongole akhoza kukhala njira yowonjezera ku Roundup. Nthawi zonse, werengani ndikutsatira malangizo mosamala, popeza "zachirengedwe" sizikutanthauza "zotetezeka."