12. What do you do
with a problem like
cement?
Around 2bn tonnes are used every year,
Each tonne a source = 0.4 tonnes carbon dioxide as it is made.
The cement industry is responsible for 5% of the world's CO2
30% cement products not used for their purchased purpose
13. Design brief for ‘built environment’ industry:
billions of pounds of toxic
• Put waste into the air and
water
• Produce some materials so dangerous they require
constant vigilance by future generations
• Result in huge amounts of waste
• Put valuable materials in holes in the ground
adapted from Cradle to Cradle
14. Design brief for ‘built environment’ industry:
• Require thousands of complex regulations
• Measure productivity by how few people are
employed
• Create profit by digging up and cutting down
natural resources and then burying or burning them
• Erode the diversity of species and cultural practices
adapted from Cradle to Cradle
15. 1987
"Sustainable development is development that meets the
needs of the present without compromising the ability of
future generations to meet their own needs."
Brundtland Commission
