There is a wealth of simple things that can be done on a personal level to help reduce carbon emissions.
ABC Science recently published very simple guidelines for the average consumer www.abc.net.au/science/features/greener
The Australian Conservation Foundation GreenHome project has inventory checklists and guides on how to make minor adjustments that have big impacts www.acfonline.org.au/default.asp?section_id=86
The Total Environment Centre also have loads of handy hints
The NSW Environment Trust website Its a Living Thing also have a section on Living Sustainably www.livingthing.net.au/index.htm