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economic salt sand maker in Vientiane

economic salt sand maker in Vientiane

4 In Vietnam,economicgrowth triggered rapid expansion of the construction sector that “required an unexpectedly high quantity ofsand”, to the point that “sandmining has become a problem in all large rivers […] that demands a critical solution” due to the lack of regulation (Nguyen, 2011). The branches of the Mekong delta are ...

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