With their islands devoid of rivers or streams, farmers in Antigua and Barbuda have been building dams and ponds for centuries, harvesting rainwater to irrigate their crops and provide drinking water for their livestock.
U.N. climate talks have largely stalled with the suspension of one of three negotiating tracks at a key mid-year session in Bonn, Germany.
The bio-gas digester on the roof of Hussein Farag's apartment in one of Cairo's poorest districts provides a daily supply of cooking gas produced from the kitchen waste his family would otherwise discard in plastic bags or empty into the clogged sewer below his building.
Africa is the main target for "land grabs" by foreign investors, according to a new report on large-scale land acquisitions around the world released Monday.