Dej muaj kuab paug

Niaj hnub no, dej muaj kuab paug yuav siv sij hawm nyob rau hauv ib tug tiag tiag catastrophic proportions. Tag nrho cov nyuaj kom tau haus dej ntawm tau kev coj dawb huv. Cia saib ib co ntawm cov feem ntau txaus ntshai hom ntawm cov pa phem.

Tshuaj kuab paug ntawm cov dej los ntawm ob qho tib si muaj thiab tsev neeg pov tseg, billions ntawm tons ntawm uas yog kis tshaj tag nrho saum npoo, tsis tsuas lub teb chaws tab sis kuj cov dej hiav txwv. Synthetic cov ntaub ntawv organic xws li ntau yam yas, xim, polymeric fibers nqaij los ntawm teb los yog muab pov tseg rau incompetence cov tshuaj tua kab uas yog li ntawd, zoo li muaj kev tsim txom ib co loj ua liaj ua teb tuam txhab uas muag, cov neeg ua hauj siv rau lub impregnation ntawm cov ntoo lug thiab ntau lwm yam uas yog tsis muaj peev xwm sawv ntawm lom degradation , tab sis nws muaj peev xwm tig rau hauv lub metabolism ntawm nyob hlwb, kuj muaj raws li catalysts ntawm pathological metabolic dab.

Ib txhia tshuaj yuav ua tau rau cov dej muaj kuab paug, yuav siv los ntawm muaj sia nyob, tab sis feem ntau xws tebchaw uas yog ntau npaum li cas lom rau lom kab mob, dua li cov tseem cia nrog. Ib txhia ntawm lawv yog cov txhim khu kev qha carcinogens (tshuaj uas ua rau lub tsim ntawm ua cancer hlav), lwm leej lwm tus tau hais teratogenic thiab mutagenic (ie ua congenital yug tsis xws luag los yog change kev lom kab mob). Qhov no zoo ntawm raug yog xam qhovkev nyob rau hauv halogenated hydrocarbons, polychromatic tebchaw thiab phenols.

Dej muaj kuab paug los ntawm nitrates thiab nitrites yog feem ntau txaus ntshai rau cov me nyuam nyob rau hauv lub hnub nyoog qeb mus txog kaum ob xyoos. Lawv plab tsis ua tsis tau txaus acid mus suppress cov kab mob uas hloov nitrates rau hauv ntau dua lom nitrite. Tab sis qhov teeb meem no kev txhawj xeeb tsis tsuas cov me nyuam, xws nitro tebchaw, nyob rau hauv tej yam tshwm sim, txawm nyob rau hauv lub plab ntawm ib tug neeg laus tib neeg thiab ua rau kev raug tshuaj lom. Thaum xws li lom me nyuam mos methemoglobinemia tsim ib tug kab mob hu ua "Blue Baby Syndrome", nyob rau hauv no kab mob cov ntshav liab poob lawv muaj peev xwm mus thauj cov pa, lub sij hawm ntawm tus kab mob no yuav ua tau kom neeg tuag taus.

Cov ua rau mob cancer yog ua benzene thiab trichlorethylene, thiab txawm asbestos. Ib tug loj neurological cov kab mob, tshwj xeeb tshaj yog cov me nyuam raug kev txom nyem yuav tshwm sim los ntawm haus ntawm hmoov txhuas nyob rau hauv lub cev.

Cov dej thiab tshuaj tebchaw, uas feem ntau yog siv tau los ntxuav nws, tab sis rhuav tseg kab mob, nws ib txhij nyob dej tej chlorinated organic tebchaw. Cov tshuaj chlorine ua dej kuj tau txais ib tug unpleasant saj, thiab loses nws transparency. Thiab thaum organochlorine tebchaw nkag mus rau hauv lub cev ntawm ib tug cev xeeb tub poj niam, nws muaj peev xwm ua rau mob loj heev yug nyob rau hauv lub fetus, xws li malformations ntawm lub plawv thiab lub hlwb.

Ntawm manganese thiab hlau dej ua blackish los yog brownish tints, degrades nws saj, pib txoj kev loj hlob ntawm cov hlau kab mob. Long-term siv xws dej muaj txhawb rau txoj kev loj hlob ntawm cov ntshav kab mob, siab, plawv tawm tsam. Dej paug kuj qhia cov roj mus rau cov dej ib txheej ntawm complex organic tshuaj killer kuj ob leeg rau tib neeg thiab rau tus muaj thiab fauna, pas dej.

Cov neeg lub sij hawm muaj kev cuam tshuam rau lawv ua, cease rau thuam lub ntiaj chaw, vim hais tias nws muaj peev xwm heev txo lub polluting tau xws li noob neej, ib tug me me nyob rau hauv lub ntiaj teb no scale zog, piv txwv li, ib tug loj kev tawg ntawm lub roob hluav taws los yog lub rov tshwm sim ntawm ib tug kab mob tshiab no. Cov neeg yuav tsum hlub, thiab nws yuav them rov qab hundredfold.