A solar power system is made up of just a few components, but each is critical in its operation. For example, the voltage from a panel is different to mains power; so how is it converted? With an inverter - learn more in this article in my continuing series on renewable energy options.

There are lots of things in nature that are downright unhealthy or even lethal to humans; so it's something to be aware of when examining products claiming to be green or trying out green tips.

It's starting to seem like every company is going green. While it's wonderful to see this sudden concern from many businesses for the environment, consumers need to be careful to avoid being greenwashed.