Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...
Calgary Herald on MSN2dOpinion
Opinion: Coal mine pollution could put southern Alberta's water, animals and food industry at riskHave you heard? Coal mines are coming back to the Eastern Slopes. Here are some basic facts the coal companies and our ...
Green Matters on MSN3d
Scientists Found One of the ‘Rarest Minerals on Earth’ Thanks To a Letter Written 75 Years AgoThe 75-year-old letter was written by a coal miner who said that this mineral was mined at that time from a site in Germany.
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