Còn nhiều nguy cơ về môi trường và dịch bệnh

Thuc tieh - Kinh nghiem

Con nhieu nguy co

ve moi truong va djch benh

Onhiem mdi trudng

cdng nghiem trong thi

dich benh cdng tdng.

Thuc te cfto thdy, viec lam

dung cdc hda chdt phdng trd

dich benh, kich thich su tdng

trudng, phdt trien ciia cdy

trong vd vat nudi, cdc hda chdt

bdo qudn ndng sdn sau thu

hoach cdng nhu cdc hda chdt

de che bien luang thuc thuc

pham... dang ldm biing phdt

nhung benh tdt nguy hiem cho'

con ngudi.

Su lam dung bira bai cac

loai hda chd't trong chan nudi,

trdng trgt, bao quan va chd' bie'n

luong thuc, thuc pham da lam

cho cac chdt ddc hai tu do phat

tan vao khdng khi, dd't, nudc

gdy d nhidm ndng nd mdi

trudng sd'ng, nguy hidm hon

nira la cac hda chdt ddc hai dd

da thdm sdu vdo trong co thd

ddng, thuc vdt - ngudn thdc an

ciia con ngudi bien chiing

thanh nhung tdc nhdn gdy hai

cho ngudi sii dung nhu bi ngd

ddc thiic an, gdy ra nhiJtig benh

hidm ngheo, thdm chf cdn ddn

den ch^t ngudi. Viec lam dung

cdc hda chdt ddc hai cdn mang

dd^n mdt hdu qua niia khdng

kem phdn nguy hiem, dd la

cang ngay con ngudi cang tao

ra nhiing loai cdy, cd, sdu bdnh,

ndm mdc cd ddc td cao hon,

nguy hidm hon. Loai ndm mdc

mi-co-lo-xin Id mdt vi du vd

mdt loai ddc ld rd't nguy hidm,

nhung cung rd't phd bie'n hien

nay.

Theo sd lieu ciia Td chiic

Luong thuc va Ndng nghiep

ciia Lien hop qud'e thi cd tdi

hon 80% tdng san lugng luong

thuc vd thd-c dn gia siic cua thd

gidi bj Idy nhidm mi-co-to-xin.

Khi mi-co-to-xin phdt tridn

trong ngu cdc, chung san sinh

ra khoang 10 ddc td', nhung cho

d^n nay, cdc nha khoa hgc chi

mdi nghien ciiu 3 loai. Dd'i vdi

con ngudi, sd dung luong thuc,

thuc phdm da bj nhidm ddc mi￾co-to-xin cd nguy co mdc cdc

benh ung thu, rd'i loan he midn

djch, thdn kinh, chdtig benh

loang mdu...

Vd'n dd ve sinh, an toan

luong thuc, thuc phdm lien

quan rd't chat che de'n siic khde

vd benh tdt cua con ngudi. Cdc

loai gia sue, gia cdm nhu bd,

Ign, ga, ciiu, de... khi dugc tiem

chich cac loai hodc mdn tdng

trudng, dn cdc loai thdc dn cd

chdt tdng trgng cd chiia nhidu

chd't kich thich, ddc biet la ddc

td di-d-xin... se phdt tridn rd't

nhanh, nhung ddng thdi ciing la

ngudn thuc ph^m nguy hidm,

khdng an todn dd'i vdi siic khoe

ciia con ngudi. Bdi vi, cdc loai

thuc phdm bj nhidm ddc la

ngudn gdc tidm tdng gdy ra cdc

chiing benh nan y.

o VCAN

Cling vdi su phdt tridn cua

cdng nghe vd ddc biet Id cdng

nghe sinh hgc, con ngudi dang

ddng trudc nhiing mdi de dpa

mdi ca vd thd chdt Idn tinh thdn.

Vdi cdng nghe gien, loai ngiriri

dang phai ddi mat vdi cdi goi Id

"vu khi gien" hay "bom sdc

tdc". md theo nhidu nha khoa

hgc, cdn dang sg hon ca vii khi

hda hgc, vii khi vi triing vd ca

vu khf hat nhdn. Dua trfin

nguyen tdc: Gien quydt dinh

d^n kha nang di truyen cdc tinh

trang, trong dd bao ham ca cdc

dac didm sdc tdc mau da, gidi

tinh... ndn bdng cdng nghe gien

ngudi ta hoan toan cd thd tao ra

loai vi-rut nguy hidm nhdm vao

muc dich tidu diet mdt nhdm

sdc tdc, ddn tdc nao dd dang Id

dd'i thu tdn cdng cua minh di

gdy ra nhiing cdn benh hidm

ngheo mang tinh tuyet diet ddi

vdi ddn tdc, sdc tdc dd. Loai vu

khi nay dugc ggi la "vu khi

gien" hay "bom sdc tdc". Nhidu

nudc da nghiem cdm viec san

xud't loai vu khi nay.

Ngodi nhiing vu khi sinh

hgc do con ngudi tao ra, sir

sd'ng tren Trdi Dd't cdn bi de

dga bdi nan "xdm luge sinh

hgc". Dd la su phdt tridn manh

me, nhanh chdng cua nh&ng

sinh vdt la nguy hidm. NhGng

loai sinh vdt nay cd sd'c sdng

manh liet, ngudn thtic an rdt da

dang, vi vdy chung khdng chi

42 Tai nguyen yg Mdi truong [ KV2-ThanB2/2012