Weather

The Mt Stapylton weather radar covers Nimbin. http://mirror.bom.gov.au/products/IDR663.shtml
River heights for northern rivers - http://www.bom.gov.au/cgi-bin/wrap_fwo.pl?IDN60140.html
Our creek - http://www.bom.gov.au/fwo/IDN60231/IDN60231.058180.plt.shtml

Building

10 Amazing Tree Houses from Around the World: Sustainable, Unique and Creative Designs link
Shipping container home here
Outside the box thinkers put shipping containers to another use here.
Treehouse community
http://www.inhabitat.com/2008/09/12/sustainable-homes-from-easy-domes/
http://www.dailymail.co.uk/news/article-1056637/Lost-middle-class-tribes-secret-eco-village-Wales-spotted-aerial-photograph-taken-plane.html

Food growing

http://www.backyardaquaponics.com/

World disaster tracking

Emergency and Disaster Information Services (EDIS) link