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Article

Heat Wave

A heat wave is usually defined as a period of 3 or more consecutive days with temperatures of 32° C or higher. High HUMIDITY is not a requisite, yet most, but not the worst, heat waves are oppressively humid.

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Biodiversity

 Biodiversity is the variety of life (genetic, species and ecosystem levels) on Earth or some part of it. It includes all living forms, plants, animals and micro-organisms. It is the natural wealth of a region that provides resources and ecological services.

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Zooarchaeology

 In Canada most zooarchaeologists study teeth, bone and marine shells, because these materials are commonly preserved on archaeological sites. Preservation of specimens depends on what happened to them before burial, the rate at which they were buried, and the burial environment.

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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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E. coli Infection in Canada

Every year, approximately 470 Canadians are infected with E. coli bacteria, which can cause severe illness and, in a small minority of cases, death. Though the illness has been called “hamburger disease,” based on its association with ground beef patties containing infection-causing E. coli, it can be transmitted through a variety of other foods, untreated water and contact with the fecal matter of infected people and animals. Several deadly, high-profile E. coli outbreaks have occurred in Canada since the 1980s. They have resulted in greater public awareness, as well as changes in regulations and health practices.

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Cystic Fibrosis Canada

Cystic Fibrosis Canada is a national, nonprofit, voluntary health agency established 15 July 1960. Cystic fibrosis is a disorder that occurs when a child inherits 2 genes for the condition, one from each parent.

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Gates Under Siege

They came by the thousands last week, a ragtag army of pasty-faced computer geeks in sandals and T-shirts, streaming into the San Jose Convention Center in California's Silicon Valley to honour the 29-year-old hacker from Helsinki who might just be the one to dethrone Bill Gates.

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Maritime Archaeology

  British ColumbiaIn BC, most work has been carried out by the Underwater Archaeological Society of British Columbia (UASBC), a large, successful and mostly avocational group that was formed in 1975. The UASBC's has published seven regional shipwreck inventories.

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Ozone Depletion

Ozone depletion is a chemical thinning of the OZONE LAYER in the stratosphere or upper atmosphere. Scientists determined in the 1970s that it is caused by ozone depleting substances (ODSs), particularly by the use of chlorofluorocarbons (CFCs).

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Green Fishery

Green Fishery, the COD fishery carried out in Newfoundland and Labrador in which the product is preserved in salt on board the fishing ship to be dried later.

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Geomorphology

Geomorphology is related to GEOLOGY because of the importance of long timescales, tectonic deformation of Earth's crust (seePLATE TECTONICS), and rock and sediment properties; and to physical geography through its association with CLIMATE, BIOGEOGRAPHY, SOIL SCIENCE, and HYDROLOGY.

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Information Highway

Information Highway is a term attributed to former American vice-president Al Gore in the 1990s and refers to the delivery of digital media over high-speed networks.

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Arthritis

The word "arthritis "comes from the Greek arthron"joint" and itis "inflammation".

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Military Engineers

Military engineers are soldiers specially trained to apply engineering science and technology to war. Their designation as "sappers" refers to their task of sapping - digging trenches.

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Mining

Mining is one of Canada’s primary industries and involves the extraction, refining, and/or processing of economically valuable rocks and minerals.

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