Energy Saving Tips to Save Gas Using a block heater in freezing winter temperatures can improve the fuel economy of your vehicle by 10 percent of more. Rapid acceleration and quick stops can reduce fuel economy. Avoid rapid acceleration and hard braking. Drive at the posted speed limit. Increasing your highway cruising speed from 62 mph 75 mph can increase fuel consumption by about 20 percent. Use cruise control to maintain a constant speed on the highway. Accelerate smoothly when passing or merging with traffic. Limit the use of the air conditioner in your vehicle. In stop--and--start traffic conditions, air conditioning can increase fuel consumption by as much as 20 percent. Buy a Hybrid automobile Buy an electric car (if you can find one). Home Energy Saving Tips Replace incandescent bulbs with compact fluorescent bulbs. They last up to seven times longer and use much less energy, saving up to 75 percent on electricity bills. Use cold water , instead of hot water for laundry and dishwashing machines. Purchase Energy Star appliances when replacing old ones. Close the vents in unused rooms and shut the door so that you are heating or cooling a smaller area of the house. Install a programmable thermostat Plant shrubs or trees to shade your air conditioning unit. Purchase green power . If available in your area, purchase 100% green power from a company and prevent 3800 to 6200 lbs of CO2 from entering the atmosphere. Replace older windows with newer, better-insulated windows. 10 to 24% of heat loss occurs through windows. Links: http://green.yahoo.com/global-warming/ globalgreen-138/consumer-energy-saving-tips.html http://www.greenerchoices.org/ http://www.gasconserver.com/ http://www.fypower.org/ http://www.earthshare.org/get_involved/earth_saving_tips.html http://www.tchd.org/green.htm