Green technology -- Canada  

The National Using concrete to trap greenhouse gases

Concrete is the second most used substance in the world after water, and research shows there's a huge environmental cost to making it. To tackle this problem, a Canadian company has come up with an ingenious way that traps the CO2 produced throughout its production within the concrete itself.
  • 2018
  • 00:05:14
  • 13-14
  • Added on: 12/06/2018

The Nature of Things Build Green

In a refreshing hour, Build Green advises making the sun, wind and rain — along with dirt, straw and sewage — your friends. By building a house using innovative practices and materials, you'll not only do the earth a favour, but you could save big bucks too. From retro-fitting a hip, old Montreal housing complex with state-of-the-art sustainable energy systems, to ...
  • 2007
  • 00:44:32
  • 9-12
  • Added on: 06/14/2013