Fish and shrimp deaths along rivers in Vietnam and Laos this week have alarmed authorities, with extreme heat conditions and changes in water conditions suspected as possible causes. Fish and shrimp ...

CHIANG KHONG, Thailand (AP) — Dismissing its neighbors' pleas, impoverished Laos is rapidly building a Mekong River dam that threatens fisheries crucial to millions of Southeast Asia's poorest people.

A cascade of hydroelectric dams on the Mekong has caused water levels in the river on which millions depend for sustenance to plunge to catastrophically low levels, according to experts and news ...