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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U.S. citizens will buy 30 million new digital televisions this year alone, sending their old lead-laden TVs to the dump, or more likely, overseas to China or India.
In the end, governments accepted evidence from the world's top scientists that climate change impacts could be abrupt and irreversible, and that they require urgent action.
The only mention of goals for reducing emissions of climate-changing gases was eliminated from the document that will serve as the basis for the world's governments to take action.
In the 1980s, Canada was a bright green engine of change, pushing the global community forward on sustainable development and global warming. But now it is falling behind in almost every environmental aspect.
As scientists master the technology to clone primates, some legal experts worry that human clones are no longer in the realm of science fiction, and wonder what legal rights they would have in the absence of an international ban on the practice.
Coral reefs face certain extinction in a few decades unless there are unprecedented reductions in carbon emissions, leading Australian scientists warn.
Today's skyrocketing fossil fuel use will accelerate far faster in the coming decades, driving oil prices higher and virtually guaranteeing catastrophic climate change in the decades to come, energy experts say.
Plants are the only source of oxygen on Earth - the only source. And studies around the world show that as plant species become extinct, natural habitats can lose up to half of their living plant biomass.
In the past 15 years, all of Canada's environmental indicators have suffered, say experts who distribute the blame among local and national governments, businesses and the public.
Venezuela will have to explain its policies on mining and exporting diamonds at the next annual session of the Kimberley Process, an intergovernmental initiative to halt the use of the diamond industry to finance armed conflicts and civil wars.
A raft of new studies reveal European and American multibillion dollar support for biofuels is unsustainable, environmentally destructive and much more about subsidising agri-business corporations than combating global warming.
The United States is facing hundreds of billions of dollars in weather-related damages in coming years if it does not act urgently on climate change, the first-ever comprehensive economic assessment of the problem has found.
The hot breath of global warming has now touched some of the coldest northern regions of world, turning the frozen landscape into mush as temperatures soar 15 degrees C. above normal.
As global warming melts the Arctic, the United States's biggest banks are investing billions of dollars in as many as 150 new coal-fired power plants around the country.
After years of denial, the U.S. White House-sponsored summit on climate change ended Friday with President George W. Bush admitting that global warming was real and humans were responsible and asking for heads of state to join him at yet another summit next year (when his presidency ends).
Lack of governmental action on climate change is forcing scientists to consider radical climate geo-engineering schemes such as giant vertical pipes in the ocean and growing vast blooms of plankton to try and prevent the worst from happening.
Stockholders, investors and financial analysts are now demanding to know how climate change will affect companies' bottom line, and a new report reveals large corporations' risks and opportunities.
More than 190 nations agreed this week to combat global warming and accelerate the healing of the ozone layer, although critics say more could have been accomplished.