Environment actively engages with its key audiences via Twitter, Facebook and LinkedIn accounts. For more information Extensive information about UL Environment and its portfolio of products and services can be found on its website at www.ul.com/environment. Specific information about GREENGUARD and GREENGUARD GOLD can be found at www.ul.com/gg. See also Environmental Building News (http://www2.buildinggreen.com/article/get-whiff-lowdown-product-emissions-testing-0) Certified wood Mold growth, assessment, and remediation External links UL.com Nonprofit institutes based in the United States Organizations established in 2001