This we know:
Whatever befalls the earth befalls the sons of the earth. Man did not weave the web of life; he is merely a strand in it. Whatever he does to the web, he does to himself. Continue to contaminate your bed and you will one night suffocate in your own waste.
—Chief Stealth, 1854
Photos from the front lines of protests against the Dakota Access Pipeline. PHOTOGRAPHS BY DRIELY S.