Policy options for sustainable river sand mining in Sri Lanka

Policy options for sustainable river sand mining in Sri Lanka

Показать все версии (2)
Библиографические подробности
Главный автор: Gunaratne, L.H.P
Соавтор: Economy and Environment Program for Southeast Asia
Формат: ‌
Язык:English
Опубликовано: Singapore Economu and Environment Program for Southeast Asia 2010.Asian Development Bank, 2010.
Серии:EEPSEA research report no.2010-RR7
Предметы:
Sand and gravel mines and mining > Environmental aspects > Sri Lanka.
Rivers > Environmental aspects > Sri Lanka.