Since keeping the blades turning freely is what gives turbines power, you'll want to ensure that yours is as clean and efficient as possible. Good maintenance and regular inspection will definitely help with this.
Solar panels don't need that much maintenance thanks to the fact that they have no moving parts - although they will require a clean now and then, and will need to be professionally replaced if they become damaged.
Problems with your solar panel? Find out how to tell if there's a problem, what sorts of issues are most common, and what kinds of steps you can take to get your solar panels repaired.
A dirty solar panel is an inefficient one: dirty solar panels will produce less power than clean ones, which may even cost you money over time. Find out how - and how often - to clean your solar panels.
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While not as regulated as air conditioning or heating, there are specific Australian Standards that you (and your builder) need to be aware of to ensure that your ventilation complies with building regulations.
Providing ventilation is an important function of your home windows. How much air flow you can harness will depend on characteristics such as climate, window...
There are a surprising number of different types of airconditioners. Choosing the right one will make a big difference to how you cool your home.