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 science of biotechnology could save tens of millions of lives each year in developing countries if the technology is shared equitably, says a new report to the United Nations.
Elections in Afghanistan and Iraq may prove disastrous by increasing violence and extremism, according to studies of other post-conflict societies included in a book released Monday by United Nations University Press.
Canadian farmers' traditional right to save seeds is being threatened by proposals to collect royalties on virtually all such seeds following agribusiness giant Monsanto's victory over grower Percy Schmeiser.
Canadian farmers' traditional right to save seeds is being threatened by proposals to collect royalties on virtually all such seeds following agribusiness giant Monsanto's victory over grower Percy Schmeiser.
Hurricane Ivan, the incredibly powerful storm that killed at least 120 people in the Caribbean and southern United States, may be a harbinger of the Earth's hotter future, say experts.
Hurricane Ivan, the incredibly powerful storm that killed at least 120 people in the Caribbean and southern United States, may be a harbinger of the Earth's hotter future, say experts.
Climate change will soon make the Arctic regions of the world nearly unrecognisable, dramatically disrupting traditional Inuit and other northern native peoples' way of life, according to a new report that has yet to be publicly released.
While the World Health Organisation (WHO) said Wednesday that more money and attention is needed to contain bird flu in Asia, Canada's recent outbreak was successfully contained in less than five months but at an enormous, and many say unnecessary, cost.
Can we create ''super bacteria'' capable of generating energy? There are those who believe it can be done, including the controversial scientist J. Craig Venter, expert in synthetic biology.
Somewhere in the South Pacific Ocean, a private research vessel owned by controversial genetic scientist J Craig Venter is collecting millions of bacteria from the sea, hoping to find the biological building blocks he can use to create a synthetic life-form that will one day become a new source of energy.
A Canadian company will be nearly one billion dollars richer if it becomes the first firm to win a trade challenge against Washington under the investment section of North America's free trade deal, but experts say a victory would deal a serious blow to any government's ability to pass laws to protect health and the environment.
It is easy to dismiss Hollywood's big movie on climate change, 'The Day After Tomorrow', as fantasy, but small low-lying island states like Tuvalu take it seriously. It is already the day after tomorrow there, with rising seas forcing residents of the South Pacific nation to emigrate to New Zealand.
Canada's top court ruled against farmer Percy Schmeiser on Friday, upholding agri-business giant Monsanto's patent on genetically modified (GM) canola, a decision observers say will have implications for agriculture worldwide.
Canada's top court ruled against farmer Percy Schmeiser on Friday, upholding agri-business giant Monsanto's patent on genetically modified (GM) canola, a decision observers say will have implications for agriculture worldwide.
Activists who fight genetically engineered products are declaring victory after agricultural giant Monsanto's decision to shelve plans to launch GE wheat in Canada and United States. But some warn that the battle over the wheat, and GE crops in general, is far from over.
Activists who fight genetically engineered products are declaring victory after agricultural giant Monsanto's decision to shelve plans to launch GE wheat in Canada and United States. But some warn that the battle over the wheat, and GE crops in general, is far from over.
As a five-year drought threatens water supplies in America's west, a new report sets out how the United States could do its part to curb global warming.
Three wars combined with decades of neglect and mismanagement have devastated the natural environment of Iraq, and international efforts to restore it are being constrained by the ongoing conflict.
Poised to come into force in June, the international seed treaty represents the best hope for the protection of farmers' rights and to stem the tide of patents on seeds, according to activists.
The United States convinced the parties to the Montreal Protocol to authorise "critical use" of the toxic pesticide methyl bromide, one of the ozone layer-depleting substances that the international community agreed 17 years ago to ban completely by 2015.
Washington won an exemption allowing its farmers to use more methyl bromide, a pesticide banned by an international treaty because it depletes the atmospheric ozone layer. But the exemption lasts only one year.