Science Matters archives

  • Photo: Bearing down on grizzlies

    Bearing down on grizzlies

    May 2, 2008

    Years ago, I was surprised to learn that a grizzly bear is protected in the United States, but if it walks across the border into British Columbia, it can be... More »

  • Photo: The Year of the Frog

    The Year of the Frog

    April 25, 2008

    During high school in Ontario, I spent a lot of time at a swamp near my family's home. Smelling the sweet air in spring, listening to the frogs croak, and... More »

  • Photo: Fishing for salmon answers

    Fishing for salmon answers

    April 18, 2008

    Most of our food, whether plant or animal, comes from farms. A notable exception is fish and seafood, much of which is caught from wild ocean stocks. That's starting to... More »

  • Photo: Unusual friends in unusual places

    Unusual friends in unusual places

    April 11, 2008

    These days, the environment is at the top of the polls as an issue of concern, and global warming is often the lead story in the media. What a change!... More »

  • Photo: Small actions can make a world of difference

    Small actions can make a world of difference

    April 4, 2008

    As you no doubt know, last week's Earth Hour took place in several cities around the world, including many in Canada. The project was spearheaded by the World Wildlife Fund,... More »

  • Photo: The ugly truth about cosmetic pesticides

    The ugly truth about cosmetic pesticides

    March 28, 2008

    A real estate agent once visited me at home and offered to sell my house. I was tempted for about a nanosecond before turning him down cold. The house where... More »

  • Photo: Selective Information Overload

    Selective Information Overload

    March 21, 2008

    The most powerful force shaping our lives is science, especially when it's applied by medicine, the military and corporations. All too often, new technologies become part of our lives without... More »

  • Photo: Fast-forwarding through the hyper-real

    Fast-forwarding through the hyper-real

    March 14, 2008

    Last month, I attended a talk by former-UK Prime Minister, Tony Blair. I don't agree with him on everything but he is an excellent speaker — animated, articulate, and thoughtful.... More »

  • Photo: It's all about the biosphere

    It's all about the biosphere

    March 7, 2008

    All life exists is the biosphere, the zone of air, water and land that envelops the planet. We often think of the atmosphere as extending to the heavens when in... More »

  • Photo: Fixing the world's broken thermostat

    Fixing the world's broken thermostat

    February 29, 2008

    There has been a lot of talk in Canada lately about the need to develop technological innovations that address global warming. After all, since humans cause global warming by burning... More »