Eco friendly flooring,Concrete is sleek and contemporary and lends an air of industrial chic when used as a floor. While at first glance it might not seem like the greenest option, chances are your home already has a concrete subfloor. Green Score: Concrete is a pretty green option, especially if you are using the existing subfloor and not using new concrete.

The main concern when it comes to green choices is how you choose to finish it. Polished concrete has minimal environmental impact. If you decide to stain or paint it.

Mastar Ionizer MAS-464TF-I (Mastar Warranty) Add to that positive ion producing air conditioning, electrical equipment like televisions and clothes dryers, and even carpet and upholstery, and our homes have become what has been described as ‘positive ion prisons'. Our homes and workplaces are usually sealed off from the natural benefits of negative ions. Even if you do keep your windows open, aside from all the pollution, if you live in a busy town or city the concentration of negative ions in the air may only be a tenth of that found in country environments.

You do have one negative ion generator in your home already though. Your shower, with its stream of hot water and steam, is a good producer of negative ions. That's part of why so many people need a shower to wake up in the

Central air, often the best choice for cooling your whole home. Room units, which may be your best bet if you only need a room or two chilled.

A split system, which separates the outdoor compressor and condenser from the indoor component, and may be appropriate if your home is already equipped with proper ductwork. Evaporative coolers, which use evaporated water to cool down air and work best in arid climates.