KHOA HQC KINH ^i VA QUAN LV N G A N H M 6 (Xem tigp trang 60) KHAI THAC QUANG SA KHOANG TITAN VA CONG TAC BAO VE MOI TRlTOfNG Tfll ClIC TINH VCN BI€N MKN TRUNG TS LE NGOC NINH, KS BUI PHUONG MY DUNG C[.]
KHOA HQC KINH ^i VA QUAN LV N G A N H M (Xem tigp trang 60) KHAI THAC QUANG SA KHOANG TITAN VA CONG TAC BAO VE MOI TRlTOfNG Tfll ClIC TINH VCN BI€N MKN TRUNG TS LE NGOC NINH, KS BUI PHUONG MY DUNG Cue Tham djnh va DTM-Bg TN&MT Tong quan Hidn nay, nhtfng dy an khai thae titan d Viet Nam phdn Idn d\yac triln khai d eae vting ven bidn miln Trung (tinh tir Ha TTnh din Binh Thuan), trdn ddt rifng trdng phi lao Id rirng chin cat hogc rirng phdng hg Viec khai thae titan nhtrng nam qua gay nhidm mdi trudng nhu: • Nguy ea d nhiem khdng khi, tac dgng den da dang sinh hgc, dit khai khoang vinh vidn phai bo hoang, nhidm phong xg • Nguy CO anh hudng ngudn nude mat xung quanh, CO thd gay can kiet, suy giam ting nudc nglm Mat khae, tren thuc t l mgl s l du an di vao khai thdc ed su" dyng nude biln dd tuydn qugng, gay nhidm man nhidu giing nudc, ddt canh tae ndng nghigp eua dan Trong qud trinh khai thae hlu hit cae Chu du an khdng quan tam den cdng tae cai tgo, phuc hoi moi trudng, lam cho cac khu vuc thae titan ed nguy ca hoang mac hoa cao Vide pha vd Idp thyc vat ban dia phyc vu qua trinh khai thae se gay cae hidn tugng cat bay, cat nhay Idn vao miia khd, lam anh hudng den ddi song dan cu xung quanh khu vyc dy an Ngudi dan thudng xuyen cd khidu kien ve mdi trudng Cac dy an khai thae titan tilm In nhilu tac dgng moi trudng, eanh quan, nguin nudc d cac mifc khac Vi vgy, d n co su quan ly, kilm tra chat ehe vd c6 cac giai phap higu qua d l giam thilu, khle phye nhii'ng bit edp NhO'ng ndi dung cua bai bao dudi day se d l cdp ehi tilt vln d l ndu tren Tinh hinh chung v l hoat dong khai thao Titan 2.1 Ve hoat dgng khai thae khoang titan Theo tdi li$u dieu tra, cho d i n thdi diem hign nay, khu vyc miln Trung cd tren 40 dan vj t l chirc CftNGNGHlCP MO 5 - khai thae tai 38 khu mo va cd tren 18 xudng tuyen tinh quang v l edng nghd khai thae, h l u hit cac mo ddu khai thdc Id thien blng cdng nghd ban ea gidi kk hgp thu cdng va tuydn tho tren gian vit dirng Cac edng doan cdng nghg khai thae phd biln nhu sau: diing may gat hoac thu cong ddn Idp phu khoi khai trudng; khiu qugng blng cae phuong phap dting may ggt don quang dong, sau dd diing may xuc (hogc chd blng td) d p eho h0 thing tuyin vit difng; dting sung bin nudc d l ph^ quang, sau dd dung bam eat d p true tilp eho ti§ thing tuydn vit dirng; diing bam dat trdn phao hiit true tilp tif than quang d p cho vit tuydn V l cdng nghg tuyin, tinh quang tdng hgp nhan dugc sau qua trinh tuyin vit dirng duac van chuyin blng td v l xudng tuyin tinh Tai day, tinh qugng tdng hgp qua he thing Id say, tuydn ttf, tuydn dien, d l tach eae san phim ilmenit, zircon, rutii, 2.2 Ve quan iy hoat dgng khoang sin Cdng tac quan ly hoat dgng khoang san duoc thyc hign thong qua cac gily phep khai thae (GPKT) d p quan ly cap cho eac doanh nghiep, 6b Bg Tai nguyen vd Moi trudng d p gily phdp khai thae cho eac mo cd cdng suit Idn, cdn Sd Tai nguyeni^ Moi trudng d p GPKT cho cac md cd cdng suit nhi Hoat dgng quan ly vigc tuan thu cac quy djnh cua phap lugt tai cdc mo titan ciia cdc tinh chua hi^u qui viec d p phep khai thao gt Tinh den ndm 2013, trdn dja ban 11 tinh (ti> Hi TTnh d i n Binh Thugn) cd khoang tren 40 doanh nghigp Idn, nhd dang khai thae titan,