Tierramerica

Agroecosystems

Studies show that food production has risen during the last few decades. But the reality is that the numbers are not enough to solve the problem of hunger. Nor do they reflect the true environmental state of lands dedicated to agriculture.

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Cultivating Peace Crops in Colombia

Some 50,000 people displaced by the decades of armed conflict in Colombia have been able to return to their lands. A group of women from the village of Villahermosa has added a new dynamic to the process of rebuilding the community.

Prince Charles: A Prophet Ignored

The Prince of Wales has been a step ahead of the rest in Great Britain. In the 1970s he was already trying to call attention to the problem of climate change and to promote sustainable agriculture.

World Nature Games Postponed

The second-ever World Nature Games (WNG), a combination of sport, environmental education and sustainable development, scheduled to take place every four years in a tourist area of southern Brazil, have been put off until 2002.

Temperatures Rising

When we try to conceptualize ''the greenhouse effect'' we can think about it like this: a layer of gases that envelopes the Earth's atmosphere and traps the energy emitted by the planet. It is a natural phenomenon, but a new reality has become evident over the last few decades - the greenhouse effect has gone beyond its normal parameters because of human activity.

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Cities' Toxic Clouds a Tough Enemy

Bogotá, Mexico City, Lima and Santiago have adopted innovative measures to fight air pollution, but the air-borne toxins continue to make thousands of people ill.

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Delicate Avis

The hummingbird is known by several names in the Western Hemisphere: colibrí, picaflor, and beijaflor, but its scientific name is Trochilidae, and it is a wonder of nature in the Americas.

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Los ecosistemas agrícolas

Las cifras revelan un aumento en la producción de alimentos durante las últimas décadas. Pero como se sabe los números no bastan para resolver el problema del hambre. Y tampoco reflejan el verdadero estado de salud de las tierras dedicadas a la agricultura.

MEXICO: : Nuclear Power Plant in Trouble

The temporary shutdown of a unit at Mexico's Laguna Verde nuclear power plant is the latest indication of the serious safety problems at the site, says environmental watchdog Greenpeace International.

Ecobreves – ARGENTINA: Dangerous Intruders

Some 350 exotic species introduced into Argentina's ecosystems at different times are causing serious changes to the environment, warns the local affiliate of the World Wildlife Fund (WWF).

Ecobreves – MEXICO: Butterflies Poisoned

For decades, the monarch butterfly has been faced with the progressive destruction of the forests in Mexico that serve as its wintering and mating grounds, but now it confronts a fatal threat: loggers have begun spraying pesticides.

Ecobreves – CUBA: Birds Benefit Rice Paddies

Herons, ducks and 'yaguasas,' among other aquatic birds, are aiding - not damaging - the rice paddies where they seek food, concluded Cuban researchers, who promote the protection and conservation of these species.

Ecobreves – PERU: Neutralizing Mercury

Peru's National Mining Society will make a presentation in May at the Fifth International Gold Symposium a new technology for neutralizing the contamination caused by the use of mercury in separating gold from its ore.

Ecobreves – ARGENTINA: Radioactive Waste

Sixty environmental organizations in Argentina are urging President Eduardo Duhalde not to authorize a cooperation agreement with Australia that they say would turn Argentina into a radioactive waste-processing center.

Ecobreves – ECUADOR: Oil for Soccer Balls

The conditions accepted by Huaorani leaders in Ecuador for the exploitation of petroleum in their territory "are an insult to the collective rights of this indigenous nationality," says the local environmental group Acción Ecológica.

Ecobreves – War on Locusts

The United Nations Food and Agriculture Organization (FAO) has joined the war in Peru against a plague of locusts that last year destroyed more than 20,000 hectares of forests and cropland.

Ecobreves – Green Theater

The amount of garbage on the streets of downtown Macaé, in Brazil, dropped 60 percent thanks to the Eco-Citizen project that uses theater as its primary method for raising environmental awareness.

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Clean Competition in Salt Lake City

Activists and officials alike are working to ensure that the 2002 Winter Olympics in Salt Lake City, Utah, are - for the first time - environmentally healthy

Painting Trade in Shades of Green

Experts assure that the experience of NAFTA, the only trade accord that contains environmental clauses, can be replicated throughout the western hemisphere

Indigenous Languages in Distress

More than 2,500 native languages, many of which hold vital information about the natural environment, could disappear in the immediate future, warns UNEP

Ecobreves – Ban on Cars Benefits City

- The second annual ''Day without Cars,'' held Feb 1, produced a sharp drop in air pollution in the Colombian capital, and allowed drivers to explore their city through other modes of transportation. Individual vehicles were replaced on city streets by public transportation and nearly 1.3 million bicycles.

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