When it comes to air pollution the focus is carbon dioxide these days - a greenhouse gas contributing to global warming. But other forms of air pollution certainly still exist, and in some cases are on the rise.

How many trees are there per person on this planet? Find out in this article. When you consider all the functions that trees fulfill, it's nowhere near enough.

While not all of us can afford solar panels on our roof, many electricity providers now offer green power products that are quite economical and allow us to do a bit more to help lessen our impact on the environment.

Common salt can be be used for many applications around the home as a more environmentally friendly alternative to harsher synthetic chemicals. Salt has over 14,000 known uses - here's just a few.