Palm oil's rapid growth has spawned huge plantations, especially in Southeast Asia. Amnesty International's Meghna Abraham says the burgeoning demand also is driving widespread labor abuses.
Controversies surrounding two of the mega dams, the Xayaburi and Don Sahong, have not been resolved, yet Laos is preparing to launch its next big dam, the Pak Beng on the Mekong.
Research scientist John Ward talks to VOA Khmer about the future of the Mekong, the effects of climate change, hydropower development and impact on people and environment.
More than 120 ocean conservation projects, including nearly $2 billion in global pledges and commitments, were announced at a major maritime conference in Washington in September. VOA Khmer's Soeurn Vathana narrates.
Award-winning photographer Carol M. Highsmith has been taking pictures of America for 35 years -- everything from small family farms to historic landmarks. VOA Khmer's Sreng Leakhena narrates.
The World Meteorological Organization says the first half of this year has been the hottest in history -- a sign that global warming is happening faster than expected. VOA Khmer's Cheoung Pochin narrates.