May 20, 2019, 12:36 p.m. by Jenn Savedge
In the U.S., however, walking or biking to school has become less common over the last 50 years.
Christmas trees going 'green' in Oregon
December 5, 2008, 10:59 a.m.
Consumers are becoming more environmentally conscious; measures are being taken to make Christmas trees more environmentally friendly.
Five steps to go green for your baby
November 24, 2008, 9:29 a.m.
Simple steps you can take for a natural and healthy pregnancy.