Al Slavin

Retired professor of physics at Trent University.

Canada must do its share on Carbon

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Think of the world’s greenhouse gas emissions in terms of a leaky roof, with each country responsible for fixing its portion. Canada, with only 1/200th of the world’s population, has to fix only that little patch of roof. However, the average Canadian emits about 20 tonnes of GHGs per year, compared to 6.9 tonnes in … Read more

Traffic on city backdrop

We can reduce our personal greenhouse gases

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This article appeared recently in the Peterborough Examiner. It points out that as individuals, our primary influence is over the almost 70 per cent of greenhouse gases that come from just residential heating and transportation, mostly automotive. It gives many suggestions how we, as individuals, can reduce these emissions by our own actions. Some of … Read more

Understanding our Personal Greenhouse Gases

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Here are some basic facts about energy and energy usage on a personal level as applied here in Ontario. Definitions: watt (W): Energy per second (“power”) used by an electrical device. kilowatt (kW): 1000 watts. To get the total energy used, multiply by the number of hours the device is on. kilowatt-hour (kWh): Energy use … Read more

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