Two groups representing ranchers, farmers and landowners conducted a Leger poll, asking Albertans about coal mining in the eastern slopes of the Rocky Mountains.
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来自MSNYour letters: Alberta health care is sinkingPremier Danielle Smith’s government has, among numerous administrative changes at AHS, removed the entire board twice, and ...
Fuels such as coal, natural gas, diesel and gasoline for electricity and transportation; crops or trees for agricultural ...
Dry food production, such as flour milling, involves large quantities of airborne dust, which increases the risk of explosion ...
Nearly the entire world is exposed to air at some point that doesn't meet the strict standards set by the World Health ...
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