Did you know that a home using natural gas has a 40 percent smaller carbon footprint than an all-electric home? By upgrading your home equipment and taking a few steps in your daily life you can start to live a healthier, more environmentally friendly life. Tips For Greener Living Seal air leaks. Install a programmable thermostat. Install low-flow showerheads. Insulate your hot water tank with an insulation blanket. Have your HVAC system inspected by a Natural Gas Advantage Dealer.