Science Matters archives

  • Photo: How much food can cities produce?

    How much food can cities produce?

    August 25, 2016

    Cities needn't be wastelands of car-choked roads and pavement. Incorporating food production into ever-expanding urban areas makes cities more liveable and enhances the natural systems that keep us alive and healthy. More »

  • Photo: Clyde River Inuit fight to protect territory and livelihoods from big oil

    Clyde River Inuit fight to protect territory and livelihoods from big oil

    August 18, 2016

    Although the area is crucial to Inuit for hunting and other traditional activities, the federal government has approved underwater seismic blasting by a consortium of energy companies. They plan to fire underwater cannons from boats to map the ocean floor for oil and gas deposits, in preparation for offshore drilling. More »

  • Photo: Let's push the prime minister to get moving on climate

    Let's push the prime minister to get moving on climate

    August 11, 2016

    Unless the current round of targets is withdrawn and replaced by more ambitious actions — something called for in the Paris Agreement as "ratcheting up" — we'll lose any chance of keeping Arctic ice at the pole, which will set off feedback loops that will accelerate global warming. Cascading events of greater severity will become unavoidable. More »

  • Photo: Half measures aren't enough to save caribou

    Half measures aren't enough to save caribou

    August 4, 2016

    Provincial governments must uphold their responsibility to recover caribou by ensuring healthy ecosystems are maintained and restored. Half measures that keep caribou alive through human interventions while further degrading their homes won't suffice. More »

  • Photo: Will growing our fuels drive us to a cleaner future?

    Will growing our fuels drive us to a cleaner future?

    July 28, 2016

    The shift from fossil fuels to renewable energy is occurring mainly at the power plant level. But what about transportation? Can we significantly reduce greenhouse gas emissions by switching to cleaner fuels? Or is this just an attempt to keep 20th century technology chugging along while trading one set of environmental problems for another? More »

  • Photo: Industrial damage threatens Blueberry River's way of life

    Industrial damage threatens Blueberry River's way of life

    July 21, 2016

    No one should have to put up with such high levels of destructive industrial activity, especially when they aren't given a say in decisions. More »

  • Photo: The future of hydro in a warming world

    The future of hydro in a warming world

    July 14, 2016

    Hydropower will remain part of the clean-energy equation, but we need to find the least disruptive, most efficient methods. More »

  • Photo: Dark earth could herald a bright future for agriculture and climate

    Dark earth could herald a bright future for agriculture and climate

    July 7, 2016

    Dark earth won't solve all our climate problems, but combined with reducing fossil fuel use, it could make a huge difference while addressing many agriculture, food security and hunger issues. More »

  • Photo: Broken records define the climate crisis

    Broken records define the climate crisis

    June 30, 2016

    Humanity's fate depends on the choices we make today. We can't let a polluting sunset industry and its minions block progress to a cleaner, healthier future. More »

  • Photo: South Australia sets an example for the country and the world

    South Australia sets an example for the country and the world

    June 23, 2016

    Australia — like much of the world — is in the throes of deciding whether to act seriously to reduce the threat of climate change. South Australia shows that many opportunities exist to do so. More »