Energy efficiency in buildings: Combatting climate change, saving money, and reducing import dependence

The German government strives to make Germany's building stock virtually climate neutral by 2050.

Green Energy Futures Photo: Darren Greenwood
A near net-zero home inspired by the German idea of Passivhaus.
Werner Wnendt
Published: Wednesday, 03/18/2015 12:00 am EDT
Last Updated: Wednesday, 03/18/2015 11:15 am EDT

Nobody can any longer deny that climate change is caused by human intervention. The effects are felt all over the world, from the Arctic to California and to Africa’s Sahel region where it is already beginning to threaten living conditions.

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