One of the clearest signs of health risks in a warming world has emerged in Canada as it struggles to cope with Lyme disease's migration into North America.
Venture capitalists and for-profit firms are salivating over the exploding $788.7 billion market in K-12 education. What does this mean for public school students?
Michael Winship is senior writer of the new weekly public affairs program, "Moyers & Company," airing on public television. Check local air times or comment at www.BillMoyers.com.