In recent years, LG appliances have been made to be energy efficient. LG claims that it's third generation refrigerator compressor is the most energy efficient in the world.
Yes, LG does offer appliances that are very energy efficient. In fact, almost all of their products have the Energy Star seal of approval on them, meaning that they are very energy efficient.
The "Energy Star" logo is an easy way to see if an appliance is energy efficient. You should also read the instruction manual, and know your product well enough to observe that it is working properly.
It depends on what you are thinking on. For inside, lights charged by solar-power, hydro-power, geothermal energy, wind energy and biomass are all good choices. They help save electricity. Cold water...
Yes, Wolf Appliances are energy efficient and can be purchased to fit in with your "Green" kitchen. Some of the appliances even meet the Federal Appliance Program regulations for a tax savings.