Agua Negra Pass today is an unpaved road that connects Argentina and Chile at 4,800 metres above sea level. But it is only open in the southern hemisphere summer months -- December to March -- and then only to lightweight vehicles.
The governments of Argentina and Chile are promoting a tunnel through the Andean Mountains, but activists are demanding transparency -- and a voice in the process.
Those who believe the introduction of transgenic crops is only a scientific matter are mistaken, says Cuban agro-ecologist Fernando Funes-Monzote in this exclusive interview.
Increasingly murky waters and the proliferation of trash along the shore await visitors to Paraguay's Lake Ypacaraí.
The Honduran Secretariat of Natural Resources and Environment announced a project to eliminate delays in issuing environmental permits.
Four non-governmental organizations in Mexico launched a campaign on vehicle efficiency -- with sights on achieving government regulation on the matter.
This week the city of Buenos Aires gets its first "eco-bus," which has a hybrid engine that runs on electricity and diesel, emitting 40 percent less greenhouse-effect gas, but costing four times more than a conventional bus.
"We have little boquerón (a type of anchovy), little jurel (scad), little salmon," recites a server at a restaurant on the coast in Málaga, the southern Spanish city known for its "small fried fish."
One of the causes of Spain's deep economic crisis is the country's limited ability to export goods with high added value. But the pioneering renewable energy sector has the potential to fill that gap.
The "people's" climate agenda that the Bolivian government and civil society produced at an April conference in Cochabamba has made its way to the official United Nations negotiating table. But its inclusion in a binding climate treaty is unlikely, say activists.
Removing mercury from water, petroleum and natural gas, without leaving additional toxic waste, is now possible with a technique developed at the Alberto Luiz Coimbra Institute for Engineering Research, at the Federal University of Rio de Janeiro.
Spain is one of the world's leading producers of photovoltaic energy, with installed potential of 3,200 megawatts.
The 2011 budget for Mexico's Secretariat (ministry) of Environment and Natural Resources is insufficient to tend to existing and urgent needs, according to the watchdog group Greenpeace Mexico.
The government of Honduras announced the construction of the Patuca I, II and III hydroelectric dam, over the course of three years beginning January 2011 at a cost of one billion dollars financed by a Chinese firm.
Residents of a town of 400 people in the northeastern Argentine province of Chaco faced repression and legal charges for their opposition to an electrical transmission line through their community.
Argentina's glaciers, along with Chile's the most extensive of South America, manifest the damage caused by climate change, while they also face threats from mining and major transportation infrastructure projects. A law to protect them has been postponed yet again.
The waters of the Caribbean Sea are the warmest on record and the region's imperilled corals are bleaching and beginning to die, experts warn.
A delegation from the Totoral Agricultural Community of the northern region of Copiapó delivered a letter Sep. 8 to Brazil's ambassador in Chile, Mario Vilalva, requesting the Brazilian government withdraw support for the Castilla thermoelectric plant, being built by Brazilian entrepreneur Eike Batista.
Communities in the northwestern Honduras and Catholic groups have challenged the decision by Congress to grant 40 renewable energy contracts to companies they say are polluters.
Three hospitals in Santiago, Cuba, began to administer a medication made from the anamú (Petiveria alliacea) plant, also known as guinea henweed, to fight cellular immunodeficiency among patients with cancer and other illnesses.
Nearly half the energy consumed in Brazil comes from renewable sources, thanks in large part to sugarcane, according to the Sustainable Development Indicators of the Brazilian Institute of Geography and Statistics (IBGE).