The Fraser River in western Canada picks up chemical signatures from the environment it flows through. Scientists can analyze samples from the river to track a geochemical journey that starts in the atmosphere, moves through rocks and plants, and sinks to the seafloor. Interactive by Eric Taylor, Woods Hole Oceanographic Institution.
SEARCH RELATED TOPICS: Climate & Weather / How the Ocean Works / Coastal Ocean / Rivers, Estuaries, & Deltas / Ocean Chemistry / Biogeochemistry / Cycles / Carbon Cycle
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