New:10 ways to heat your house - Ways to reduce energy costs and heat your greenhouse more sustainably, from the November 2010 issue of GrowerTalks.
Federal Grant Program for Energy Efficiency - Federal grant program provides 25% matching funds to agricultural operations that switch to renewable energy or increase energy efficiency, by Neil Mattson, Department of Horticulture.
Conservation for Commercial Greenhouses (NRAES-3) - 84-page book
by John W. Bartok, Jr. covers include principles of heat loss, site
selection and modification, construction materials, insulation, fuels
and heating, ventilation and cooling, space utilization, utilities,
strategies for reducing trucking costs, and managing for efficiency.