Your Bright Ideas: Fit New Buildings With Solar Panels or Wind Turbines ; YOUR WORLD, YOUR SAY

For: Would reduce reliance on fossil fuels and provide renewable source of energy. Solar panels are benign and getting better at converting sunlight into electrical power.

Against: Wind turbines would pose planning problems as well as raising concerns over health and safety. Larger turbines already opposed on grounds of unsightliness and danger to birds. Solar and wind power may not be adequate substitute for fossil fuels.