Russell cited constraints on a state’s jurisdiction over particular defendants and a constitutional doctrine (known as the dormant commerce clause) that bars states from discriminating against out-of-state defendants, among other things, as possible limiting principles.

At the New York Film Festival premiere of "A Statement," Paul Rudd described climate change as "the issue" and warned the clock is "ticking quicker."

The Plan International charity said Monday that global warming has increased the risk of child marriages, teenage pregnancies and violence against girls. Its report coincides with talks in the

Polar bears disappear as sea ice melts, forests face drought, and bees are finding less food. Climate change is causing biodiversity to fall and disrupting ecosystems worldwide.