The idea is simple. You log the details of the journey(s) you want to do and you log details of journeys you can offer. Other people who have registered can then look. You receive or make offers for lift sharing. The way this works best is for regular journeys, commuting to work being the obvious one.

Hybrid SUVs are never going to compete with bikes, or even electric cars for really green 'street cred'. But some people love SUVs, so they may as well green up as far as possible by making their next upgrade to one of the hybrid car SUVs.

Here's some car insurance advice for green cars (and some not-so-green models, too). One of the many benefits of running a relatively green car is that the insurance should be a whole lot cheaper. And yet, many of the insurance price comparison sites do not offer insurance tailored to the greener cars, such as electric cars and hybrid cars.

If you are thinking of buying a hybrid car it's as well to consider some of the disadvantages as well as the benefits. There are several disadvantages to even the newest hybrid cars.

So here are some hybrid car facts to help you choose the best in motoring for yourself and your family - and the best for the planet, too, of course.

Biofuel can be made in two main ways; it can be grown from the fermented sugars and carbohydrates found in plants, or it can be made from the oils found in plants. The first method produces ethanol, or "bio-ethanol" and the second method produces biodiesel after some processing to improve combustion.