Hi SDL: Please see attached letter to USGBC about the urgent need to address climate change in the next iteration of LEED v4.

I am a little unsure about how to generate hydrozone areas. For instance, with a group of trees, do I draw a polygon around the probable drip line and use that as an area? 

We have a hangar project with an admin building attached all new construction. Does the boundary only need to include the construction that will do with the hangar/admin only?

Does anyone know what the VOC requirements are for a Resinous Floor system? 

My project is specifying shower-heads that allow the user to adjust the flow rate between 0.5 GPM, 1.0 GPM, and 1.5 GPM.

Hi Everyone!

I'm Emily, GCI General Contractor's Sustainability Manager in San Francisco. Nice to meet you all.

Short notice – apologies in advance.

Phase one of the website will not include e-commerce (i.e.

Hi. I would like to ask on the requirement of EVSE.

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