Next Green Car Super useful site that will put you as a green consumer in the driving seat. Comprehensive reviews of all the eco car options out there with an easy-to-understand comparison chart which allows you to weigh up the relative merits of each car according to its WGC Rating, its CO2, its MPG and Fuel Cost. The site has a toggle which will switch between UK- or US-centric information.

Yahoo: Green Yahoo have brought together a fantastic collection of articles, reviews and guides to advise you on every aspect of green living. Areas covered include: Buying a Fuel-Efficient Car, Commuting, Finding a Green Job, Gardening, Recycling, Recycling Electronics, Researching Global Warming Basics, Researching Your Vote and Reusing Stuff. The site also features a great shopping area where everything from bags made from truck tires to biodegradable golf tees is reviewed under the heading Why It's Green with a link either to subsidiary stores like The Green Loop or to Yahoo's own shopping page.

Green Maven is a search engine facility that focuses on green and sustainable resources and puts you in contact with every type of green service imaginable. Their directory has a wealth of primarily US-based eco services and you'll also find a good number of blog rolls on their site.

All Things Eco Fantastic resource for finding UK eco businesses for every eco product and service imaginable. Categories include: Clothing / Accessories, Conservation, Eco Building, Eco Children, Energy / Technology, Ethical Finance, Family Events, Farms, Markets and Veg, Boxes, Food and Drink, Garden and Land, Health and Beauty, In the Community, In the Home, Recycling, Resources, Stationery and Office, Transport and Travel and Leisure. You can also view the eco news and green campaigns sections as well as browse their eco bookstore.

Neco Great site with sections on Insulation products, Solar equipment, and green products for Water, Transport, Lighting, Home & Garden, Pets, Books & DVDs, Skincare and Haircare as well as a Gadgets section and Baby, Toys and Sport departments.

Yahoo: Autos: Top 100 Green Cars Yahoo present the top green cars on the market. Each car is given a green rating out of 100, and info is also displayed showing what technology is used (eg. hybrid, natural gas...) as well each car's fuel economy and of course its retail price.

The Green Car Website Great UK-based site featuring news and reviews of eco cars, info on cleaner, fuel-efficient engines as well as next generation fuel cells. They also offer green car buying guides an road test reports.

Green Pages One of Australia's leading green directories and news sources. It covers every area of green living and business imaginable and with over 7,000 green companies and services listed, it will help you no end in finding what you're looking for.

Greenzer describes itself as a "next-generation shopping engine designed to make environmentally conscious shopping easier". A good place to find guides and reviews for green and organic products. We particularly like their well-researched section of green product 'face-offs' where they compare the relative eco merits of Apple vs Dell, School Backpacks, CDs vs iTunes, CFLs vs LEDs and many more products besides.