Browse "Science & Technology"

Displaying 181-195 of 846 results

  • Article

    Climate Severity

     Environment Canada devised the climate severity index to rate a locality's climate according to human comfort and well being. The index has a range from 1 to 100, with a score of 1 representing the least severe climate and 100 the most.

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  • Article

    Climate Severity Indexes for Selected Places

    Climate Severity Indexes for Selected Places Climate Severity Indexes for Selected Places Station Index (100*) Station Index (100*) British Columbia Saskatchewan Kamloops 20 Regina 49 Penticton 16 Saskatoon 42 Prince George 38 Manitoba Vancouver 19 Churchill 82 Victoria 15 Flin Flon 49 Yukon Territories Winnipeg 51 Dawson City 54 Ontario Whitehorse 46 London 41 Northwest Territories Moosonee 56 Alert 84 Ottawa 44 Inuvik 53 Sudbury 54 Isachsen 99 Toronto 36 Yellowknife 57 Windsor 37 Alberta...

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  • Article

    Climatology

    The study of modern climatology is primarily global in perspective. The main tools used by climatologists are computer models of the atmosphere, ocean and land surface, and data inferred from SATELLITE observations.

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  • Article

    Clocks and Watches

    The manufacture of clocks and watches in Canada may have begun as early as 1700; however, practising watch and clockmakers through the 18th and much of the 19th centuries did not make the movements.

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  • Macleans

    Cloned Sheep Raises Ethical Issues

    She does not look like a circus freak or a monster or an omen of evil. Her eyes and ears have a pinkish hue - just like they are supposed to.This article was originally published in Maclean's Magazine on March 10, 1997

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  • Macleans

    Cloning Sheep

    For more than a decade, scientists have been using genetic technology to produce biologically identical copies, or clones, of animals. In theory, cloning can be used to improve sheep and cattle breeds by ensuring that the animals' most desirable genetic characteristics are passed on.This article was originally published in Maclean's Magazine on March 18, 1996

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  • Article

    Coal Demethanation

    Coal demethanation is a process by which methane gas is removed from coal deposits. The principal objective of coal demethanation, since its introduction in 1943, has been to remove the safety hazard the gas poses to miners.

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  • Article

    Coal Gasification

    Coal gasification is a process by which coal is converted into a fuel gas rich in hydrogen and carbon monoxide.

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  • Article

    Coal Liquefaction

    Coal liquefaction is a process that converts coal from a solid state into liquid fuels, usually to provide substitutes for petroleum products.

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  • Article

    Cobalt

    Cobalt (Co) is a brittle, hard, greyish-white magnetic metal that melts at 1495°C and that closely resembles iron and nickel. It is not found as a native element.

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  • Article

    Cod Liver Oil

    Cod Liver Oil was in the past a primary source of vitamin A, essential for bone growth, health of skin and mucous membranes, and night vision. Today, many other preparations containing vitamin A are available. Before the 1920s, most cod liver oil came from Norwegian COD.

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  • Article

    Cold-Weather Injuries

    Hypothermia may be defined as a "lower than normal" body temperature. Normal body core temperature is 37.5°C. Mild hypothermia and shivering may occur at body temperatures as high as 36°C. Lower body temperatures are considered as moderate to severe hypothermia.

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  • Article

    Collapse of the Peace River Bridge

    ​The spectacular suspension bridge across the Peace River south of Fort St. John, British Columbia, was opened in the summer of 1943, replacing a ferry crossing on the Alaska Highway.

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  • Macleans

    Colon Cancer in Decline

    In July, 1994, Cindy Stewart was playing first base in a Vancouver softball game when she stretched to catch a ball - and felt a sharp pain in her lower abdomen. When the pain persisted, Stewart checked into hospital and, after testing, was diagnosed with colon cancer.This article was originally published in Maclean's Magazine on September 8, 1997

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  • Article

    Columbium

    Columbium (Cb), or niobium, is a grey, ductile, tarnish-resistant and superconductive metal with a melting point of 2468°C. The name niobium (Nb) was officially adopted in 1951 by the International Union of Pure and Applied Chemistry, after 100 years of controversy.

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