Sustainable Green Country and Circle Cinema will host a free screening of the critically-acclaimed Killowatt Ours on Tuesday, May 29 at 7PM, in the lobby of Circle Cinema, 10 South Lewis Avenue. Killowatt Ours shares practical answers about how to use current technology to build a net-zero nation, by conserving energy to the greatest extent possible at home, then using clean renewable energy to provide the remaining electricity used. For more information, go to http://www.SustainableGreenCountry.org.