Your access to Member Features is limited. Please sign in or apply for membership to continue reading this post. More than five years ago, 21 youths ranging in age from 8 to 19 asked a federal court to declare a habitable environment a protected right under the US Constitution. Early on. wink and a nod giving the impression it was a feel-good human-interest story about kids. Nothing could’ve been further from the truth. As it survived one legal challenge after another, the case came to be recognized for what it could be— the most important environmental law case of all time. One equal in stature to