Cov phom tua pa phem tsuag dej rau ntawm Txoj Kev Ring Road hauv New Delhi kom txo qis kev ua qias tuaj ntawm huab cua.
Cov kws tshaj lij hais tias kev tswj hwm huab cua uas tsom mus rau hauv nroog tam sim no tsis quav ntsej txog cov chaw muaj pa phem nyob deb nroog thiab pom zoo kom tsim cov phiaj xwm zoo ntawm huab cua hauv cheeb tsam raws li cov qauv ua tiav hauv Mexico City thiab Los Angeles.
Cov neeg sawv cev los ntawm University of Surrey hauv UK thiab thaj tsam Derry tau ua haujlwm ua ke los txheeb xyuas cov chaw ua qias tuaj hauv nroog xws li kev hlawv qoob loo, qhov cub ntoo thiab cov chaw tsim hluav taws xob ua cov chaw tseem ceeb ntawm cov pa phem hauv nroog.
Xibfwb Prashant Kumar, Tus Thawj Coj ntawm Lub Chaw Tshawb Fawb Txog Huab Cua Huv Thoob Ntiaj Teb (GCARE) ntawm University of Surrey, tau hais tias kev ua qias tuaj ntawm huab cua nthuav dav dhau ntawm ciam teb nroog thiab xav tau kev daws teeb meem hauv cheeb tsam.
Kev tshawb fawb los ntawm Kumar thiab cov kws tshaj lij hauv Delhi qhia tau hais tias cov cai tswjfwm hauv nroog tam sim no, xws li kev txhawb nqa kev thauj mus los rau pej xeem lossis tswj cov pa phem ntawm kev lag luam, tsis quav ntsej txog cov chaw ua qias tuaj hauv nroog no.
GCARE pom zoo kom tsim ib txoj kev npaj ua kom huab cua zoo hauv cheeb tsam, zoo ib yam li cov qauv ua tiav hauv Mexico City thiab Los Angeles.
Yuav kom txhim kho kev soj ntsuam, cov kws tshaj lij pom zoo kom siv cov thev naus laus zis satellite los tsim "kev kwv yees pa luam yeeb" uas nrhiav tau cov chaw ua qias tuaj thiab kwv yees kev sib cuam tshuam nrog huab cua.
Ib lub "Air Basin Council" kuj tau raug npaj los pab txhawb kev sib koom tes ntawm cov koom haum hauv zos, xeev thiab tsoomfwv tebchaws.
Ib tug ntawm cov kws sau ntawv ntawm txoj kev tshawb fawb no, Anwar Ali Khan ntawm Delhi Pollution Control Board, tau hais txog lub luag haujlwm tseem ceeb ntawm cov tebchaws nyob sib ze hauv kev koom tes ua ke, qhov xav tau cov phiaj xwm ua haujlwm raws li kev tshawb fawb thiab kev soj ntsuam zoo dua.
"Peb xav tau ib txoj kev npaj ua haujlwm uas muaj kev tshawb fawb zoo txhawb nqa, thiab peb xav tau kev saib xyuas zoo dua. Qhov no yuav tsum tau kom cov nroog, tsoomfwv thiab lwm tus ua haujlwm ua ke. Kev koom tes yog tib txoj kev los kov yeej qhov kev hem thawj no."
Lwm tus kws sau ntawv, Mukesh Khare, tus xibfwb emeritus ntawm civil engineering ntawm Indian Institute of Technology Delhi, tau hais txog qhov tseem ceeb ntawm kev tsiv tawm ntawm cov hom phiaj txo qis pa phem hauv nroog thiab mus rau thaj chaw tshwj xeeb.
Nws hais tias kev tsim kom muaj "pas dej huab cua" yog qhov tseem ceeb rau kev tswj hwm thiab npaj cov huab cua zoo.
Peb tuaj yeem muab ntau yam khoom siv roj zoo tshaj plaws!
Lub sijhawm tshaj tawm: Lub Ib Hlis-25-2024