If you have the time to read up on the subject you will come to an appreciation of the scale of the issues climate change presents to us and that there are real and practical things that we can do individually and as a nation to address them.

Climate Code Red, the case for a sustainable emergency by David Spratt and Philip Sutton
Download a free copy of the original work from www.climatecodered.net Paperback on sale from mid 2008

The Weather Makers by Australian of the year Tim Flannery, Text ISBN 1 920885 84 6
'The history and future impact of climate change' an exellent read. http://www.theweathermakers.org/
The Atlas of Climate Change by Kirstin Dow and Thomas E. Downing, www.ucpress.edu ISBN-10: 0-520-25023-0
'Maping to the World's Greatest Challenge' Charts and graphics galore in an easy to read format.

How-To Books

Heat by George Monbiot, Penguin ISBN-13: 978-0-713-99924-2
'How to stop the planet burning' Easy to read from a UK writer with detailed knowledge on the topic.
Greeniology by Tanya Ha, A&U ISBN 1-86508-929-X
'How to live well, be green and make a difference'
Sustainable House by Michael Mobbs, a Choice Book
Excellent and detailed guide to a sustainable home renovation with a special focus on water recycling. ISBN 0-947277-48-X
Making your home sustainable by Derek Wrigley, Scribe ISBN 1-920769-49-8
Canberra home sustainability makeover on a budget with lots of details on how to do it yourself.
Climate change begins at home by Dave Reay of the UK, Macmillan ISBN-13: 978-1-4039-4578-5
Easy to read discussion of fossil fuel use and practical alternatives from a UK perspective, aplicable anywhere.
True Green by Kim McKay and Jenny Bonnin, ABC books ISBN0-7333-1564-X
'100 everyday ways you can contribute to a healthier planet' broadranging ideas to address myriad problems.
Organizational Change for Corporate Sustainability by Dunphy, Griffiths & Benn. Routledge, ISBN 0-415-28741-3
'A guide for leaders and change agents of the future' Course book for Graduate Certificate in Sustainability

Politics

Scorcher by Clive Hamilton, Black ink Agenda ISBN: 9780977594900
'The dirty politics of climate change' You'll be amazed at what the Australian Government has been up to.
High and Dry by Guy Pearse, Penguin ISBN: 978-0-670-07063-3 www.highanddry.com.au buy the book
'John Howard, climate change and the selling of Australia's future' From a Liberal party member and lobbyist.

Related Topics

Affluenza by Clive Hamilton and Richard Denniss, A&U ISBN: 978 1 74114 671 4
When too much is never enough
Response Ability by Professor Frank Fisher, Vista Publications ISBN 1-876370-1
A collection of papers and articles by the head of the National Centre for Sustainability
The Party's Over by Richard Heinberg, NSP ISBN 0-86571-529-7
Oil, war and the fate of industrial societies

Major Reads

If you can't stop reading there's some huge books that are a little off topic but may interest you
Collapse by Jared Diamond, Penguin ISBN 10: 0-7139-9862-8 (old version)
Buy the revised version not the 575 page epic which repeats itself incessantly Amazon link
After the ice by Steven Mithen, 622 pages Phoenix ISBN-13 978-0-7538-1392-8
History of mankind from the last Glacial Maximum up to 5000 years ago.