How a 150-year-old map may help unlock a climate solution
from What on Earth?
Seafarers of old saw kelp as a danger, marking it on maps to avoid it. Today those maps are helping to restore kelp as a friend of the climate. Kelp sucks in carbon so the Tseshat First Nation is working hard to bring it back around the Broken Group Islands in BC.
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This episode is 21 minutes long.
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This episode was published on March 25, 2026.
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