Today is Earth Day, so there's a couple links in here about climate change. Here we go!
• The Supreme Court upheld Michigan's ban on an affirmative action program at the state's universities. Justices Sonia Sotomayor and Ruth Bader Ginsburg wrote a scathing dissent: “The Constitution does not protect racial minorities from political defeat. But neither does it give the majority free rein to erect selective barriers against racial minorities.”