Lifestyle

Eight sessions of gardening for second, third and fourth graders. Cost: $30/residents, $40/nonresidents.

Volunteers needed to help remove invasive plants at the 5-acre nature center located in Oak Cliff. Bring gardening tools. Workday will be cancelled if raining. info@twelvehills.org.

Learn about professional home energy audits, energy retrofits and renewable energy. Tour the Environmental Ed. Center, Plano's only LEED platinum-certified building. Free.

Get answers to questions about renewable energy -- from solar panels to wind turbines to geothermal heating. Free.

Learn what happens during a home energy audit from auditors. Hear what homeowners say about their energy audits. Learn about rebates for energy efficient retrofits. Free.

Learn techniques for making your home more energy efficient. Plano residents receive an energy efficiency tool kit. Free.

Learn techniques for making your home more energy efficient. Plano residents receive an energy efficiency tool kit. Free.

Master naturalist leads 1.5-mile night walk. Wear close-toe shoes, long pants and weather appropriate clothes. Bring bug spray, flashlight and binoculars or spotting scope. Meet at the Suncreek Park circular parking lot (just west from the normal Connemara entrance on Alma - see map on website) at 9 p.m. sharp and then walk to the Meadow the back way. Sign up on the Connemara website. This event is not appropriate for young children.

The Black Vegetarian Society of Texas hosts this vegetarian cooking class. $15.

Course held eight weekends Nov. 17 - March 3, Saturday and Sunday 9 a.m. to 5 p.m. Topics include community, green building, growing food and food forest, homesteading, sustainable living, permaculture, renewable energy, soils and water. Most classes held in Greenville. Outside projects held in Hunt County, Rockwall, East Dallas and Collin County. Cost: $275/in advance for all 16 days; $50/weekend; $30/day. Five scholarships will be given to young farmers who don't have access to land yet.