May 9th  ÒEcological EconomicsÓ thanks to Robert Costanza

  Read and respond in class to Costanza's ÒFour Visions of the FutureÓ: http://www.ecologyandsociety.org/vol4/iss1/art5/

B-C exercises due  on May 14

Second Essay exam questions handed out May 16.

Second exam responses due on May 21.

Reading for class                   ES 151-229