Stratford Ecological Center, 3083 Liberty Road.

For more information on the following programs, to register or to volunteer, call (740) 363-2548 or e-mail treebeing@ (registrations) or SECVolunteer@ (volunteers) or SECEarth

Several volunteer opportunities are available in 2011.

Maple sugar tour guides: Training will be held from 9 a.m. to 1 p.m. on Friday, Feb. 18 for both new and experienced guides, who will help with field trips in February and March. Call SEC to register.

Maple sugar season helpers: Volunteers will assist with tapping, hauling and cooking.

Farm and nature guides: Volunteers will guide small groups of children on "learning adventures" at SEC. Farm and nature guide training will be offered in two parts: from 9 a.m. to 1 p.m. on Wednesday, Feb. 16; and from 9 a.m. to 1 p.m. on Friday, Feb. 18.

Other positions include farmer's helpers, garden and greenhouse helpers; volunteers to help remove invasive species, landscape helpers, story readers, "Sunship Earth" volunteers and trail maintenance. SEC also is in need of a weekday and/or Saturday receptionist.