Cut down on electricity by hanging at least some of your clothes outdoors to dry. The sun and wind can dry them quickly and your clothes will smell fresher when you bring them in. Bedding and towels can make your dryer run a long time and they are easy to hang outdoors.
Consider a ground-source heat pump for your home. A ground source heat pump makes use of the constant temperature of the ground in order to heat and cool the home. The ground temperature will be warmer than the air in winter but cooler in the summer, making for highly efficient heat exchange.
Raspberry Pi & Arduino based open-source web-connected energy & environmental monitor: Home Energy, Solar PV, Heatpump and Temperature …
If you are planning on switching to green energy, it can seem too discouraging to jump in and do it all at once. While an entire home and land can be overwhelming, try narrowing your efforts to one room at a time. A good first step is a bedroom, where you can use solar power for just a reading lamp and a radio or alarm clock. Then work up from there!