The Mekong River’s spectacular biodiversity, rich fisheries and the livelihoods of millions are all at grave risk after the government of Laos broke ground on November 7, 2012 on a massive hydropower dam. The Xayaburi dam will be the first dam to span the entire mainstem of the lower Mekong River—home to more than 1100 freshwater fish species.

An ocean victory was declared on June 15, 2012 when Mexican President Felipe Calderón announced his decision to cancel the development permit for the Cabo Cortes mega tourist development. This development would have threatened the future of Cabo Pulmo Marine Park and the livelihoods of the local community.

Rare new footage shows a tigress and her cubs inside the forests of Thailand’s Mae Wong National Park. But along with this thrilling video comes news of a possible irreversible threat—a $400 million dam proposed on the nearby Mae Wong River.