increasing
wood efficiency for bhutan
for urban and rural
areas in the land of the thunder dragon
global energie award 2004
owner:
austrian development agency
www.ada.gv.at
fireplaces
you know what does you good
energy-saving
oven
you save energy and time
project for zimbabwe
Link zu Martin Schleyer www.oekohof-schleyer.deenergy-saving
stove
zimbabwe life
energy-saving
stove
fuel-saving
und low on fumes
zimbabwe life
