Nature & Geography | The Canadian Encyclopedia

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  • Article

    Stonefly

    Stonefly is the common name for small to medium-sized, usually brown, aquatic insects of order Plecoptera.

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  • Article

    Storm-petrel

    The storm-petrel (order Procellariiformes, family Hydrobatidae) is a small seabird (14-25 cm long).

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  • Article

    Strategic Environmental Assessment

    Strategic environmental assessment is the environmental assessment of policy, plan and program initiatives and their alternatives.

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  • Article

    Strawberry

    Strawberry, seeBERRIES, CULTIVATED; BERRIES, WILD.

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  • Article

    Streamflow

    Streamflow Streamflow Streamflow Originating Within and Passing Through Canada Province/ Territory Originating (cubic km) % Passing Through (cubic km) Yukon 140 4.2 165 NWT/Nunavut 700 20.8 890 British Columbia 800 23.7 870 Alberta 69 2.0 137 Saskatchewan 56 1.7 73 Manitoba 94 2.8 172 Ontario 325 9.6 500 Québec 780 23.2 1 060 New Brunswick 46 1.4 67 Nova Scotia 45 1.3 45 PEI 3.5 0.1 3.5 Newfoundland 310 9.2 310 Canada 3368 100 4292.5...

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  • Article

    Sturgeon

    The sturgeon is a large, primitive, bony fish of class Actinopterygii, family Acipenseridae. The 4 genera and 24 species live in fresh and coastal waters of the Northern Hemisphere.

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  • Article

    Sucker

    Sucker, freshwater fishes of the family Catostomidae, and closely related to minnows. 

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  • Article

    Sulphur

    In Canada, elemental sulphur is recovered from the processing of sour natural gas with a high hydrogen sulphide (H2S) content, and from the refining of high sulphur-bearing crude and heavy oil.

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  • Article

    Sumac

    Sumac is a shrub of the genus Rhus of the family Anacardiaceae. 

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  • Macleans

    Summer of Environmental Scares

    Having a nice summer? It's hard to imagine how: read a newspaper, watch TV, surf the Web, and you soon get the impression that the world is coming to an end. It's enough to make a person want to weep and hide.This article was originally published in Maclean's Magazine on August 26, 2002

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  • Article

    Sun (Celestial Object)

    Beginnings Geological and astronomical evidence suggests that the reactions were triggered 5 billion years ago when the temperature and density at the centre of a condensing cloud of primordial interstellar gas rose to levels where hydrogen atoms fused into helium atoms.

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  • Article

    Sunflower

    Sunflower (genus Helianthus), common name for annual or perennial herbaceous plants native to the Western Hemisphere and belonging to the family Compositae. 

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  • Article

    Sunken Ships/Shipwrecks

    SABLE ISLAND, a crescent-shaped sandbar 300 km east-southeast (160 nautical miles) of Halifax, is also infamous for its shipwrecks, and is known as "the Graveyard of the Atlantic," as its shifting sands have been the site of over 350 such incidents.

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  • Macleans

    Surviving 1998's Great Ice Storm

    In a dark high-school hallway in Cowansville, Que., two elderly women tried to play canasta by candlelight one night last week. Since the power went out on Jan.This article was originally published in Maclean's Magazine on January 26, 1998

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  • Article

    Sustainability in Canada

    Sustainability is the ability of the biosphere, or of a certain resource or practice, to persist in a state of balance over the long term. The concept of sustainability also includes things humans can do to preserve such a balance. Sustainable development, for instance, pairs such actions with growth. It aims to meet the needs of the present while ensuring that future people will be able to meet their needs.

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