This week:

• Chris Severson-Baker, Policy Director for the Pembina Institute, speaks with Political correspondent Danny Leskiw about why his group decided to pull out of a tar sands regulatory process in Alberta.
• Lynn Harrison, an environmentally-minded Toronto musician and longtime contributor to the Take 5 morning show, shares recent compilations from her album Simplicity and discusses her musical philosophy with host Jordan Poppenk.

The headlines in brief:

• A new federal report suggests that Canada’s water supply may be at risk of being drained within the decade;
• Environmental groups quit the government-sponsored forum on tar sands development en masse this week, undercutting government efforts to make the tar sands appear a “safer buy”;
• A mutated fish with two mouths was caught in Lake Athabasca, Alberta, a site of water quality concerns resulting from tar sands operations;
• London, Ontario has become the first Canadian city to restrict the sale of plastic water bottles;
• Toronto announced it will have to pay $2 million after propane company Sunrise Petrolium failed to properly clean up after a recent explosion;
• The BC government is being urged by environmentalists to take charge of a chemical plant that’s been leaking diesel fuel into the Cowichan River;
• Released documents suggest the federal Conservatives knowingly pursued plans for an industrial project in the Mackenzie Valley expected to surpass ecological impact limits;
• A new study is finding that rising levels of acidity in the oceans are threatening reproduction for marine animals;
• Research by the International Water Management Institute shows that developing countries around the world are using untreated wastewater for agriculture.

You can download the show here (right click, save as…), or listen in the player ** Note: player will close if you surf away from the page**