S.J. QUINNEY COLLEGE OF LAW — When she was in junior high — long before she’d ever heard the term “environmental justice” — Heather Tanana moved with her family from the Navajo Nation to a leafy Maryland suburb, with its lush lawns and water that flowed predictably from every faucet. It was the first time, she says, that she realized that life back on the reservation, where her neighbors and grandmother had to haul water from a community well 10 miles away, was not the way most of America lived.