Science Matters archives

  • Photo: Resurrecting Eden on the edge of a city

    Resurrecting Eden on the edge of a city

    December 14, 2011

    The federal government has announced an exciting NIMBY project. It will put nature in millions of backyards by establishing Canada's first urban National Park in the country's largest urban area.... More »

  • Photo: Is a healthy economy good for people?

    Is a healthy economy good for people?

    December 8, 2011

    On November 25, referred to as "Black Friday" in the U.S., a woman pepper-sprayed fellow customers at a California Wal-Mart during a mad rush to get a bargain-priced Xbox. In... More »

  • Photo: The twisted logic, and ethics, of nature's opponents

    The twisted logic, and ethics, of nature's opponents

    December 1, 2011

    Who is influencing Canada's resource priorities? In a puzzling appeal to anti-American sentiment, some industry supporters claim that U.S. foundations are threatening Canadian policy by donating money to environmental groups... More »

  • Photo: Don't say the D-word

    Don't say the D-word

    November 24, 2011

    A kerfuffle is raised every time a comedian, politician, or businessperson uses the F-word or the N-word. I understand that. But to me, the D-word is the most obscene. I'm... More »

  • Photo: Protest highlights unnatural aspects of economic system

    Protest highlights unnatural aspects of economic system

    November 16, 2011

    In early November, 70 Harvard University students walked out of their introductory economics class. They wrote to Prof. Gregory Mankiw that the biased nature of his course "perpetuates problematic and... More »

  • Photo: Occupy movement demands fresh thinking - for our grandchildren

    Occupy movement demands fresh thinking — for our grandchildren

    November 10, 2011

    The laws of physics tell us we can't build a rocket that will travel faster than the speed of light, that gravity governs objects on Earth, and that perpetual motion... More »

  • Photo: Is seven-billion people too many?

    Is seven-billion people too many?

    November 3, 2011

    What's the biggest challenge in the world? Climate change? Economic disparity? Species extinction? A Western billionaire — maybe a member of the one per cent the Occupy protesters are talking... More »

  • Photo: Virus is another sign of failure to protect wild salmon

    Virus is another sign of failure to protect wild salmon

    October 27, 2011

    In 2007 and 2008, a virus wiped out millions of salmon on fish farms in Chile, slamming the country's aquaculture industry with $2 billion in losses, farm and processing-plant closures,... More »

  • Photo: A 56-million-year-old lesson in climate change

    A 56-million-year-old lesson in climate change

    October 20, 2011

    Our planet is an ever-changing sphere of wonder and mystery. By studying sediments, ice-core samples, trees, and fossils, scientists have been able to piece together some of its phenomenal history... More »

  • Occupy Wall Street reflects increasing frustration

    October 13, 2011

    I'm not the only one unhappy with economic systems based on constant growth and endlessly increasing exploitation of finite resources — systems that concentrate wealth in the hands of a... More »