USA - USDA looks at energy production on U.S. farms, ranches
http://www.usagnet.com/story-national.php?Id=820&yr=2010
27-Apr-2010 (16 years 1 months 12 days ago)The most recent Census of Agriculture counted more than 20,000 farms and ranches that were producing their own energy.
The U.S. Department of Agriculture will further explore how this energy is generated when it conducts the first national On-Farm Energy Production Survey in May.