The hydroelectric dams in the Brazilian Amazon could generate 30 to 50 percent more energy by making use of the methane gas found in the waters, says a study by the National Institute of Space Research.
The Intendant of the Metropolitan Region of Santiago, Adriana Delpiano, criticized the use of wood-burning stoves in the Chilean capital, which on Saturday, May 12, recorded its worst level of air pollution since 1999.
Practice in evacuation of people and property, and clean-up of rooftops and drainage systems were some of the activities of the Meteoro 2007 operation, a drill carried out May 19-20 aimed at reducing the damages caused by hurricanes in Cuba.
With the arrival of the first rains this month in Venezuela, 343 Orinoco crocodiles (Crocodylus intermedius) and some 5,000 young giant South American river turtles (Podocnemis expansa), raised in captivity since they hatched a year ago, were released in rivers and marshes.
Less rain and more heat seem to be the cause of the persistent pests afflicting the trees of the unique Sierra Gorda reserve in Mexico.
If current trends continue, 30 percent of known species will disappear before the end of the century, says Ahmed Djoghlaf, executive secretary of the Convention on Biological Diversity, in an exclusive interview with Tierramérica.
Civil society pressure, denunciations and legal measures are the reason the transnational oil giant Chevron backed off its plan to build a gasification plant near Mexico's Coronado Islands, say activists.
Three central Honduran municipalities -- San Jerónimo, Ojo de Agua and Comayagua, in Comayagua department -- approved a joint management plan to regulate and preserve forest and mineral resources.
Lawyers, biologists, geologists, engineers and chemists will take part in the first Interdisciplinary Meetings for the Prevention of Environmental Damage, to be held in Argentina May 17-18.
The fight against desertification is bearing fruit in the semiarid region of the Cuban province of Guantánamo.
The lab being built in Boston is one of 10 that are slated for construction by the end of the decade in the United States to research bioterrorism and biological weapons.
Chilean environmentalists reject the United Nations appointment of former president Ricardo Lagos (2000-2006) as one of three special envoys on climate change.
A Cuban-developed method of construction with ecological materials is among the four finalist projects for the World Habitat Award, sponsored by the United Nations.
The subway here in the Venezuelan capital caught its passengers by surprise last week at the Plaza Venezuela station, with its walls newly covered by gigantic, full-color photographs of the country's plains, teeming with plant and animal life.
The invasion of saltwater and sewage is contaminating the Patiño aquifer, one of Paraguay's main sources of water.
Experts say continuous economic growth, intrinsic to capitalism, is not viable on a planet with increasingly scarce natural resources.
Indigenous groups -- fisherfolk and rubber tappers in the Brazilian Amazon -- have relaunched the Aliança dos Povos da Floresta (Alliance of Forest Peoples - APF), founded in the 1980s, to demand recognition of their role in the preservation of the jungle and of the world's climate.
Fair trade is fast becoming an option for thousands of poor farmers in Guatemala, with thousands leaving behind the distortions of the international market.
The majestic jaguar that once reigned in Argentina has seen its numbers reduced to just 300 animals, which are living in increasing isolation.
International experts will test new protocols in Barbados in May to investigate damage to coral reefs, an ecosystem that is home to a quarter of all marine life, and to bring to justice those responsible for the harm.
The World Social Forum could be held in South America's Amazon region if the candidacy of the northern Brazilian city of Belém to host the massive civil society event is successful.