It was really interesting and we learned alot about what we will need on our island. If you want to build a house or something it is best to use low energy items. That means that there should be not so much effort put into things I think!!
Solar panelling is a good idea and also grey water systems which are not so popular as normal water products. When you are on a bulding site you collect a lot of waste like timber cut offs and blocks you didnt need. This is not goos for the enviroment an

Here is a picture of a house that Kris designed. Pretty cool.
Lilrocsta :)