Vanopfuura hafu yehuwandu hwepasirese vanogara vasina kuchengetedzwa kwemhando yemhando yemhepo, maererano netsvagiridzo yakabudiswa mu Bulletin yeWorld Health Organisation (WHO).
Kusvibiswa kwemhepo kunosiyana zvakanyanya munzvimbo dzakasiyana dzepasi, asi kutenderera pasirese, kusvibiswa kwezvinhu (PM2.5) kunokonzera kufa kwemamiriyoni mana nemazana maviri ekufa gore rega rega, kuitira kuongorora dziviriro yepasi rose kubva kwairi, vaongorori veMcGill University. takagadzirira kuongorora mamiriro epasi rose emhando yemhepo.
Vatsvagiri vakawana kuti pane dziviriro, zviyero zvinowanzoipa zvakanyanya pane izvo zvinoonekwa neWHO kunge zvakachengeteka.
Matunhu mazhinji ane mazinga akaipisisa ekusvibiswa kwemhepo, senge Middle East, haatomboyera PM2.5.
Mutungamiriri-munyori wechidzidzo ichi, Parisa Ariya, Purofesa muDhipatimendi reChemistry paYunivhesiti yeMcGill, akati: 'MuCanada, vanhu vanenge 5,900 vanofa gore negore nekusvibiswa kwemhepo, maererano nekufungidzira kubva kuHealth Canada. Kusvibiswa kwemhepo kunouraya vanhu vekuCanada vangangowanda makore matatu oga oga sezvo Covid-19 anourayiwa kusvika nhasi.'
Yevgen Nazarenko, munyori-pamwe wechidzidzo ichi akawedzera kuti: 'Takatora matanho asati amboita kudzivirira vanhu kubva kuCovid-19, asi isu hatiite zvakakwana kudzivirira mamirioni ekufa kunodzivirirwa kunokonzerwa nekusvibiswa kwemhepo gore rega rega.
'Zvatakawana zvinoratidza kuti inopfuura hafu yenyika inoda kuchengetedzwa nekukurumidza nenzira yePM2.5 ambient air quality standards. Kuisa iyi mipimo munzvimbo iri yose kuchaponesa upenyu husingaverengeki. Uye uko zviyero zvagara zviripo, zvinofanirwa kuwiriraniswa pasi rose.
'Kunyange munyika dzakabudirira, tinofanira kushanda nesimba kuti tichenese mweya wedu kuti tiponese mazana ezviuru zvevanhu gore negore.'
