Hello,

Can someone explain exactly what is required under the first option in Option 1? Is this a self certification utilizing GreenScreen or must this be third party?

It doesn't appear USGBC has updated their tracking tool/materials calculator to account for Option 3 yet, or have you seen an updated resource?

With its April 2017 LEED Addenda USGBC continues to add to the list of certifications and declarations that qualify for Option 1—Material Ingredient Reporting of the 

The actual points won't be achievable for a few months, but USGBC has released implmentation guidance. Please see the details here:

Hi there! Some Cradle to Cradle (C2C) certifications notes exclusions.

The credit language here says "For credit achievement calculation, the value of individual products compliant with either option 2 or 3 can be combined to reach the 25% threshold but products compl

Hello there, For option 1, how many products would a workstation, with a privacy screen and storage attached be considered?

A recent Interpretation states that fire-suppressing equipment and conveying systems now count toward the who

Paula, has there been an official ruling from USGBC on whether REACH can be used under Option 2 for LEED projects within the U.S. If yes, is there a document that provides this information?