Those interested in nature, even when temperatures hover around freezing outside, will be delighted with the winter events planned at Charlie Elliott Wildlife Center. Events include a highway clean-up, nature walks and classes about birds and endangered species. Adopt-A-Highway Clean-up: 2 p.m. to 4 p.m. Jan. 18 Linda May, CEWC volunteer coordinator and wildlife interpretive specialist, said volunteers have helped pick up litter on the stretch of Ga. Highway 11 between the north and south entrance of the center for at least a decade.