Money Supermarket, a popular price comparison website now allows you to compare green gas and electricity in the UK. They have just developed a section about saving energy, going green, and widened their comparison service to include greener suppliers of gas and electricity. They also have a ‘green energy guide‘, as well as plenty energy-saving tips.
For those of you in the US, Green Options have some more specific US tips for green energy where around 600 utility companies in 36 states offer their customers the option of green power.
For more information on green energy see our Big Green Energy Guide.