Science Matters archives

  • Photo: Keeping the true north strong and free - from our own footprint

    Keeping the true north strong and free — from our own footprint

    August 8, 2008

    Are Canadian politicians finally paying serious attention to the environment? Recent events and announcements give us reason for optimism. Last week, we wrote about the federal Sustainable Development Act and... More »

  • Photo: All parties get in on the Act

    All parties get in on the Act

    August 1, 2008

    In a democracy, politicians from various parties debate to make their vision the one that guides the country. The hope is that when the debate concludes we end up going... More »

  • Photo: At home with nature

    At home with nature

    July 25, 2008

    Life is believed to have arisen on Earth some four billion years ago. DNA probes reveal that humans originated as a species in Africa some 150,000 years ago, which makes... More »

  • Photo: B.C.'s biodiversity is important for all of Canada

    B.C.'s biodiversity is important for all of Canada

    July 18, 2008

    One of my proudest moments came in 1992 at the inaugural Earth Summit in Rio de Janeiro, Brazil. Along with UN Framework Convention on Climate Change (which in turn led... More »

  • Photo: When good elements go bad

    When good elements go bad

    July 11, 2008

    If you've been following news about the upcoming Beijing Olympic Games, you may have seen photos of thousands of workers trying to clean huge swaths of algae from the waters... More »

  • Photo: Let's clear the air on carbon taxes

    Let's clear the air on carbon taxes

    July 4, 2008

    I admit: we aren't 100 per cent sure that human activity is causing global warming. So let's all go home in our SUVs and join an "axe the tax" campaign.... More »

  • Photo: What a difference 50 years makes

    What a difference 50 years makes

    June 27, 2008

    Last month, I attended the 50th anniversary of my college graduation. A week later, I celebrated my grandson's graduation from high school. I don't think I was much different from... More »

  • Photo: Growing alternatives in the rainforest

    Growing alternatives in the rainforest

    June 20, 2008

    Recent photos of an "uncontacted tribe" of Amazon Indians on the border between Peru and Brazil have reminded us once again of how much we still have to learn about... More »

  • Photo: The macaw, the toucan, and the manduvi

    The macaw, the toucan, and the manduvi

    June 13, 2008

    No matter how much I learn about nature, I never cease to be amazed by its mystery and complexity. That point really struck me in light of a recent study... More »

  • Photo: A nuclear reaction

    A nuclear reaction

    June 6, 2008

    One could be forgiven for thinking we've overcome the problems associated with nuclear power. Everywhere you turn, nuclear is being touted as a "green" energy source and a solution to... More »