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Aquaculture is the human-controlled cultivation and harvest of freshwater and marine plants and animals. Synonyms include fish farming, fish culture, mariculture, fish breeding and ocean ranching.

Telecommunications is defined as the electronic communication of information over distance. In theory, this definition covers all forms of electronic communication and does not distinguish between different kinds of information: voice, data, text and video.

One of the most important events of this period was the creation of the Société d'archéologie préhistorique du Québec (SAPQ). It brought together a dynamic group of volunteers, moved by their desire to give Québec archaeology the highest possible standards.

The Canadian General Standards Board (CGSB) was established in 1934 under the National Research Council Act as the Government Purchasing Standards Committee and its present name was adopted in 1980.

Once the spring timber drive reached the main rivers, the timber was assembled into rafts for transportation to the shipping port.

The Atomic Energy Control Board (AECB) was established in 1946 under the Atomic Energy Control Act, with the declaration that nuclear energy is essential to the national interest (and therefore under the exclusive jurisdiction of the federal government).

Bacteria are microscopic single-celled organisms capable of rapid growth and division.

The earliest automobile racing took the form of speed trials and tours. In 1900 F.S. Evans set a record of 3 hrs, 20 min, driving an automobile the 60 km between Toronto and Hamilton.

In Canada the 2 basic methods of producing electric power are hydroelectric generation, based on the energy contained in flowing water, and thermal generation, based on the production of steam.

Electric-power transmission lines carry power from generating plants (see electric-power generation) to the distribution systems that feed electricity to domestic, commercial and industrial users.

These 2 great journeys were first made just before the end of the 18th century, and by the same man. Alexander Mackenzie reached the mouth of the river which now bears his name in 1789, and was the first European to cross the North American continent (to Bella Coola) in 1793.

Ornamentals, in horticulture, include both woody and herbaceous plants used primarily as amenities.

Talc is a mineral composed of 31.7% magnesium oxide (MgO), 63.5% silicon dioxide (SiO2) and 4.8% water. It is formed by the alteration of dolomite or ultramafic IGNEOUS rocks. A formula for pure talc would look like this: 3 dolomite + 4 quartz + 1 water = 1 talc + 3 calcite + 3 CO2.

Pediatrics is that branch of MEDICINE concerned with the child, its development, care and diseases.

Both land surface and air are altered by urbanization. Buildings change the geometric arrangement of the land surface, creating a rigid, rough system of blocks and street "canyons," especially in the centre of cities.

The Social Sciences and Humanities Research Council of Canada (SSHRC) is Canada's federal funding agency for university-based research and graduate training in the social sciences and humanities.

Oil City, Alberta, is the site of western Canada's first producing oil well, known previously as Original Discovery No 1, located in WATERTON LAKES NATIONAL PARK. Kutenai had used oil from seepage pools along Cameron Creek and early settlers used it to lubricate wagons.

Grain growers' associations are a group of farm organizations formed on the Prairies in the early 20th century. They developed in the wake of the Manitoba Grain Act (July 1900), which regulated railways and grain elevators in the interests of grain growers.

Typhus, see EPIDEMIC.