I'm really sceptical and suspicious to the type of environmental policies that Apple and other companies do. The effect on global warming is near zero, possibly even negative. The decision to use green energy decreases the price of non-green energy, so other companies will buy more of it. I really don't like how unsystematic and non-transparent this approach is. A clean solution would be a tax on non-green energy. It…
Considering that the market for fossil fuel energy is so much larger than that for renewable energy, I'm going to say that Apple's choice will have a bigger positive effect on the renewable sector than on prices for non-renewable energy.