... v hoỏ lý nc bin khu vc Trung v nc dn tu mt s tu cú hnh trỡnh quc t (Vit Nam - Nam M, Vit Nam - ụng Nam ) Bng 1.1 Yu t hoỏ mụi trng TT Khu vc pH Vit Nam 7,8- 8,1 Chõu M, ụng Nam 7,5- 8,5 DO ... chy tuyn Vit Nam i chõu M v cỏc nc ụng- Nam cho thy hm lng du v mt s kim loi (Zn, Cd) nc dn tu cao hn nc bin khu vc Nh vy nc dn tu nh l mt ngun thi kim loi nng v du khu vc cng c) Nguy c cỏc sinh ... thnh mt ngun lut ca quc gia ú Nguy n tc ny cng chớnh l nguy n tc lý lun chung v phỏp lut Vit Nam C th l Vit Nam tham gia iu c quc t no thỡ iu c quc t ú cú hiu lc Vit nam k t thi im cú hiu lc ca...