The theme of Earth Day this year is “End Plastic Pollution.”

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Mercury pollution from southern Canada can travel all the way to the Arctic. There, mercury can impact aquatic food webs, and all the species who depend on them—including humans.

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By studying lake mud, scientists can go back in time to a lake’s natural state. This helps them understand how human activity and environmental change have impacted the lake over time.

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Mussels filter food out of the water with their gills. That makes them a great tool for testing water quality.

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CurioCity resources which align with Quebec's Secondary IV Environmental Science and Technology content area: The Living World.

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Catalytic converters installed in cars use precious metals as catalysts to speed up chemical reactions. In the process, they convert harmful emissions into more benign (less harmful) ones.

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Did you watch the news in December 2015? If so, you probably heard about a big climate change conference that took place in Paris, France.

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This video looks at how the features of plastic that makes is so useful to us (cheap, durable and expendable) have resulted in serious issues in the ocean. Addresses both macro and microplastics.

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