geothermal heat pump

very good overview
http://www.solarserver.de/wissen/sonnenkollektoren-e.html

overview of ground heating - v good
http://www.greendragonenergy.co.uk/pdf/Heat_pumps_ground_source_guide.pdf

Solar Cooking
http://www.solarcooking.org/docs.htm#Design

parabolic cooking
http://zedomax.com/blog/2007/04/18/diy-solar-hack-how-to-make-a-parabolic-solar-cooker/

http://www.kensaengineering.com/pdf/255.pdf

http://www.furnacecompare.com/heat-pumps/

http://www.newbuilder.co.uk/forum/index.php?DATEIN=tpc_zvavmrmbm_1128541904

good chat forum
http://www.newbuilder.co.uk/forum/index.php?DATEIN=tpc_zvavmrmbm_1128541904

heat pumps
http://www.greenbuildingforum.co.uk/forum/index2.php?DATEIN=tpc_dhcrxfcjk_1167172438&showpage=3

eco building book
http://www.newbuilder.co.uk/books/Book_wholehouse.asp

Build your own panel
http://www.siliconsolar.com/shop/catalog/Build-Your-Own-Solar-Panel-Kits-8W-p-16188.html

cheap solar motors
http://www.rapidonline.com/productinfo.aspx?kw=stepper&tier1=Electrical+%26+Power&tier2=Fans+%26+Motors&tier3=Motors&tier4=Solar+motor&moduleno=64466


http://www.solarserver.de/store/produkt.produkt-639.html

very easy way of constructing heating panel
http://www.cleanpower.thesietch.org/projects/solarthermalpanel/index.htm

Solar Cooking
http://www.solarcooking.org/plans/Plans.pdf

Good notes
http://www.norcalsolar.org/resources/sergs/SERG_05-part1.pdf

Good ideas
http://www.sunshinesolar.co.uk/khxc/gbu0-prodshow/FLUSH.html