You can support Greener Leith just by using the search engines in this page. Please set this page as your home page. In the first search box your search results will be exactly the same as a search on Google. 

Alternatively, you can do a special Greener Leith Search of the web and get Greener, more local, results. Either way - Greener Leith gets a share of any revenues generated by Google when you use these search engines.

Greener Leith - Standard Google Search.