Stories written by Stephen Leahy
Stephen Leahy is the lead international science and environment correspondent at IPS, where he writes about climate change, energy, water, biodiversity, development and native peoples. Based in Uxbridge, Canada, near Toronto, Steve has covered environmental issues for nearly two decades for publications around the world. He is a professional member of the International Federation of Journalists, the Society of Environmental Journalists and the International League of Conservation Writers. He also pioneered Community Supported Environmental Journalism to ensure important environmental issues continue to be covered.
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The international environmental group blames Cargill and other agricultural multinational corporations for deforestation in the Amazon, and charges that construction of new highways, like BR-163, will encourage more logging to clear land for soybean fields.
China, India and Brazil could cut their rapidly rising energy use and greenhouse gas emissions by more than 25 percent using existing energy efficient technologies.
Canadian Marc Emery, known as the "Prince of Pot", says the U.S. extradition request hanging over him for selling marijuana seeds over the Internet is a "sadistic" move by the George W. Bush administration to silence the drug legalisation movement.
The United States is requesting extradition of Canadian Marc Emery, who sold marijuana seeds over the Internet for 11 years. "I am not a dealer, but a political activist in favor of legalization," Emery told Tierramérica.
Scientists probing the depths of the Sargasso Sea have discovered new species and learned more about the vital role of its smallest animals, zooplankton.
Canada's top climate scientists are calling for action on climate change after the new government said it will not try to meet its emissions cuts commitments under the international Kyoto Protocol treaty.
The unprecedented efforts of the administration of President George W. Bush to gag and suppress research findings it doesn't like are putting science in the United States at risk, say experts.
Canada and Denmark launched a joint expedition in early April to map the floor of the Arctic Ocean and help the two countries prove their claims of sovereignty over areas potentially rich in petroleum and natural gas.
An expedition is under way to help Canada and Denmark prove their sovereignty over certain areas of this frozen region, and its potential sources of petroleum and natural gas.
Vast swaths of coral reefs in the Caribbean sea and South Pacific Ocean are dying, while the recently-discovered cold-water corals in northern waters will not survive the century - all due to climate change.
Beaches, islands and even continents are shrinking as ocean levels rise ever higher due to the accelerating meltdown of the world's glaciers and polar ice due to climate change.
Despite protests by animal rights activists, including former Beatle Paul McCartney and French film star Bridgette Bardot, the annual seal hunt has begun on the ice floes of the Gulf of St. Lawrence in eastern Canada.
BSome 325,000 seals are in the sights of hunters in the Gulf of St. Lawrence. Canadian authorities and local residents say the bloody spectacle is justified.
Agriculture poses the biggest threat to the world's freshwater resources, while over-fishing threatens the oceans, according to the first global assessment of fresh and salt water resources.
Electronic governance promises to cut corruption and improve transparency, and open source software offers a way to break the South's technological dependence on industrialised countries, experts say.
Organic foods protect children from the toxins in pesticides, while foods grown using modern, intensive agricultural techniques contain fewer nutrients and minerals than they did 60 years ago, according to two new scientific studies.