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Video : Human Population Through Time

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Video : Human Population Through Time

This short but impactful video was produced for the American Museum of Natural History in 2016. The authors show the exponential growth of the human species across the world noting it took 200,000 years for our human population to reach 1 billion and only 200 years to reach 7 billion. https://you ...

Copper Pass, Sawtooth Wilderness, WA.

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The trip begins at the Twisp River Trail just before the Roads End CG following the path to the junction of the Twisp Pass and Copper Pass trails where you bare to your right just before the river crossing which will have you hiking up the North Fork Twisp River drainage with the river on your l ...

Global Dimming

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Human caused global climate change has taken the world by storm literally, but while global warming dominates the headlines as it should there is another phenomenon known as "global dimming" also associated with the burning of fossil fuels. The increase in  invisible greenhouse gases is one pro ...

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