Where: South Side Park, Sacramento, CA When: Sunday, April 22, 2012, from 11 a.m. to 5 p.m. What: A crowd of 6,000 is expected at this free celebration in downtown Sacramento. Expect a Sunday filled with diverse business, nonprofit, cultural and government vendors with practical information, goods and services for saving money, living healthier and protecting the environment. Entertainment, family activities and a variety of cuisines will also be on display. More info: SacramentoEarthDay.net