By Marc Hequet

Find out more about making your business energy efficient:

• The U.S. Small Business Administration provides a free document, “The Small Business Guide to Energy Efficiency,” at this site: www.sba.gov or www.business.gov.
• Energy Star, a collaboration between the U.S. Department of Energy and the Environmental Protection Agency, offers a free downloadable document on energy savings for business: www.energystar.gov.
• Carbonfund.org is a nonprofit organization that helps businesses track and reduce carbon output, for a fee: www.carbonfund.org.

Marc Hequet is a business writer based in St. Paul, Minn.