Portland is at the forefront of this exciting green building movement.
Green roof information think tank.
Green roofs play a significant role in retrofitting the low impact development lid practices in urban areas.
Greenroof info think tank grit a forum for sharing and discussing green roof issues information and opportunities in portland and the pacific northwest june 2009.
Grit is a registered 501c 3 non profit organization.
Greenroof info think tank grit a forum for sharing and discussing green roof issues information and opportunities in portland and the pacific northwest february 22 2010.
The result is a growing interest in using ecoroofs and roof gardens.
Green roofs oregon washington green infrastructure eco.
Grit s membership includes design and construction professionals agency staff landscapers roofers irrigation contractors and interested citizens.
The green roof info think tank is s a network of businesses government agencies non profit organizations researchers and community members joining together to grow the knowledge and use of green roofs in the pacific nw.
A study presented at the green roofs for healthy cities conference in june 2004 cited by the epa found water runoff was reduced by over 75 during rainstorms.
For information about portland s ecoroof program contact tim kurtz 503 823 5418.
Water is stored by the roof s substrate and.
The green roof info think tank grit is a network of businesses government agencies non profit organizations researchers and community members joining together to grow the knowledge and use of green roofs in the pacific northwest.