ENV100Y5 Lecture Notes - Lecture 4: Limnetic Zone, Aeration, Pore Space In Soil
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ENV100Y5 Full Course Notes
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Document Summary
War and mineral resources in drc: soldiers control mining operations, profits from coltan sales financed the war= conflict minerals", tantalum from the congo smuggled into china, killed wildlife, cleared rainforests, polluted rivers, caused erosion. Earth resources and living resources: earth resources: Some energy resources (eg. fossil fuels or uranium) Critical flow resource: non renewable because of management. Common ownership property resources: classified based on ownership (ex. Mississauga parks owned by city of mississauga and shared by residents) Rock: solid aggregation of minerals, tightly compacted by cement-like material or interlocking grains. Mineral: naturally occurring solid chemical element or inorganic compound with a crystal structure, a specific chemical composition, and distinct physical properties. Can be metallic or non metallic: metal: a type of chemical element that typically is shiny, opaque, and malleable, and can conduct heat and electricity (mined for metallic properties, non-metal: basically everything else (salt, fertilizers, clay, etc. ) Mining: process of obtaining minerals: extraction of non renewable resources.
