Green buildings can still be polluted, says Greenguard founder and UL Air Quality Sciences president Marilyn Black. In an exclusive presentation from ECOHOME's Vision 2020 Sustainability Summit in Washington, D.C., she explains how in order to ensure healthy homes, we must examine how green building strategies are interlinked and must learn more about the chemicals around us.

For more information on the year-long Vision 2020 project, which aims to establish and track a roadmap of critical targets for the building industry to address climate change-related goals by the year 2020, visit