These are some websites that I have found while researching or they have been recommended to me.

http://wakeupfreakout.org/film/tipping.html - animation, "Tipping Point Ahead"

http://www.energysavingtrust.org.uk/

http://www.lowcarbonbritain.co.uk/

http://www.esd.rgs.org/link6.html - ecological footprints

http://neweconomics.org/

http://www.happyplanetindex.org/

http://www.cat.org.uk/information/aboutcatx.tmpl?init=1- Centre for Alternative Technology

http://www.eastex.org.uk/Norfolk/- Materials Exchange

http://www.norfolkwildlifetrust.org.uk/

http://schools.norfolk.gov.uk/index.cfm?s=1&m=1654&p=1133,index - Norfolk Forest Schools

http://www.forestry.gov.uk/website/fchomepages.nsf/hp/GBWFL - Forestry Commissions learning resources

http://www.marlin.ac.uk/education.php - Marine Life Information Network Learning zone

http://www.naturedetectives.org.uk/ - Woodland Trust's nature detectives

 

http://www.teachernet.gov.uk/sustainableschools/about/about.cfm?levelselected=1&id=1 - Sustainable Schools

http://www.breathingearth.net/ - This real-time simulation displays the CO2 emissions of every country in the world.

 

 https://www.liftshare.com/uk/ - Liftshare

http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/   - Global footprint calculators