Martian Canyons and Water Erosion

We find many canyons on Mars, some many times larger than the Grand Canyon here on earth. Secular explanations call for huge floods on this desert planet, despite the apparent lack of water. Why should a massive flood be considered there but not here on earth? Continue with us as we go through the rest of our first Awesome Science episode, Exploring the Grand Canyon over the next few weeks!

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Watch the full episode of Awesome Science: Exploring the Grand Canyon with Noah Justice at http://www.awesomescitv.com/