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Van de moi truong da duoc quan tam dung muc

“Doc toan bo ket luan ve boxit cua Bo Chinh tri, chung toi nhan thay nhung kien nghi ve moi truong truoc do cua cac nha khoa hoc da duoc quan tam dung muc” - PGS.TS Nguyen Dinh Hoe (truong ban phan bien xa hoi, Hoi Bao ve thien nhien va moi truong Viet Nam - VACNE) da cho biet nhu vay trong cuoc trao doi voi Tuoi Tre chieu 26-4.

Van de moi truong da duoc quan tam dung muc

Ong Nguyen Dinh Hoe noi: “Chung toi rat dong tinh voi viec Bo Chinh tri yeu cau khan truong lap bao cao danh gia  moi truong  chien luoc (DMC) va bao cao danh gia  tac dong moi truong  cua tung du an (du an khai thac boxit o Nhan Co thuoc tinh Dac Nong va Tan Rai thuoc tinh Lam Dong) de kip thoi dieu chinh cho phu hop. Chung ta cho doi cac co quan  chuc nang va nha dau tu  Tap doan Than - khoang san VN (TKV) thuc hien dung ket luan tren”. Ve phia VACNE, ong Hoe cho rang sau khi nghien cuu, trong do co viec di thuc dia o Tay nguyen, de thuc hien nghiem ngat cac quy dinh  ve bao ve moi truong  trong viec khai thac boxit nhu ket luan cua Bo Chinh tri, can xu ly tot ba van de: thu nhat la chong xoi mon va hoan tho, thu hai  la nguon nuoc, thu ba  la bun do.

Ve van de chong xoi mon va hoan tho, VACNE cho biet khai thac boxit la khai thac mot loai quang nam tren dinh doi va nam trong vung co toc do xoi mon cuc nhanh. Tham chi theo mot so can bo lau nam o Dac Nong, chi can 10 nam, tai mot so vung, tang phu bo roi tren quang boxit day 1m da bi xoi mon het (quang lo thien). Ong Nguyen Dinh Hoe bo sung: tong luong mua o Dac Nong la 2.400-3.000ml trong vong vai thang, co ngay tu 400-500ml, do vay sau khi dao quang len rat kho de hoan tho, trong cay.

Trong khi do Bo Chinh tri yeu cau “qua trinh trien khai hai du an nay can thuc hien tot viec hoan tho va trong rung ngay sau khi khai thac”. Va de giai “de bai” do doi hoi ngay khi khai truong boxit duoc dao boi thi phai thi cong cac hao bao quanh, hoac mot bien phap ky thuat  khac de chong xoi mon do mua. Cung voi qua trinh chong xoi mon, phai bat tay vao nghien cuu  dung loai dat nao de hoan tho (o Nhan Co nhieu noi quang lo thien khong co dat de hoan tho) va trong cay gi cho phu hop.

Can bang tai nguyen  nuoc

De giai quyet bai toan tai nguyen  nuoc, cac nha khoa hoc  cho biet ngay ca khi khong khai thac boxit thi nguon nuoc cho luu vuc song Dong Nai  (he thong song Dong Nai  trai dai tu cao nguyen M’Nong cua tinh Dac Nong va Lang Bian cua tinh Lam Dong den cua Soai Rap cua TP.HCM) cung da khan hiem. Trong khi do, ca hai khau tuyen boxit va alumina tren Tay nguyen deu doi hoi rat nhieu nuoc. Ong Nguyen Dinh Hoe phan tich: “Doi hoi o day la phai can bang nguon nuoc, cho ca khai thac boxit, cho cac nha may  thuy dien trong vung va cho 20 trieu dan cung hang loat khu cong nghiep  o ha luu song Dong Nai. Ben canh viec tinh toan chia se  nguon nuoc, dieu het suc quan trong  la day manh viec bao ve rung, trong rung o Tay nguyen de tang luong sinh thuy. Neu chung ta khong giu duoc rung, bai toan se cang kho khan hon”.

Nhin nhan van de bun do tren cao nguyen, VACNE cho biet theo quy trinh  hien nay, muon san xuat 1 tan alumina phai khai thac it nhat 2 tan quang boxit va thai ra den 1,5 tan bun do. Theo bao cao danh gia  tac dong moi truong  du an boxit Nhan Co, nuoc thai va bun thai co khoi luong hon 11 trieu m3/nam. Dac trung cua bun do la co kich thuoc  min, khi kho de phat tan bui vao khong khi gay o nhiem, tiep xuc thuong xuyen voi bun do gay ra cac benh ve da, mat. Ong Nguyen Dinh Hoe noi neu che bien boxit thanh alumina o Tay nguyen se bat buoc tao ra cac ho chua bun do tai cho hoac o dau do. Co the ve mat ky thuat  ho chua bun do duoc xu ly tot, nhung sau do can tinh den nguy co xoi lo ho bun do. Day la diem can luu y de bao ve moi truong  ve lau dai.

Chu tich HDQT TKV Doan Van Kien:

Thuc hien nghiem tuc ket luan cua Bo Chinh tri

Trao doi voi Tuoi Tre qua dien thoai  sang 26-4, chu tich  HDQT TKV Doan Van Kien noi: “Bo Chinh tri da co ket luan (ve quy hoach phan vung tham do, khai thac, che bien, su dung boxit giai doan 2007-2015, co xet den nam 2025), chung toi  voi tu cach la nha dau tu  phai thuc hien nghiem tuc ket luan do. Day la nguyen tac trong viec thuc hien mot viec lon. Viec chuan bi bao cao trung uong va Quoc hoi la cua cap tren, con chung toi  phai lam theo dung phap luat  va chi dao cua cap tren”.

Tim bai viet khac
Theo TUOITRE.COM.VN
Updated: 27/04/2009 | Views: 92 | Comments: 0

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