Hi All, can anyone explain the meaning of "the lamps are adequately shielded" in the Light Pollution Reduction Criteria?

My project is registered as v4 and is using the v4.1 credit substitution for Low-Emitting Materials. I clicked the blue substitution button and the v4.1 form sucessfully populated just fine, but...

Has anyone recently accesed IWMI for ETO rates? It used to be very straightforward but now the site has changed and the database doesnt seem to be accesible anymore to produce monthly ETO.

In this credit, How can I prove that my  purchased material has compile with Embodied Carbon/LCA Action Plan or other impact reductions .

kindly clarify anyone experienced in this catagory...

When modeling district cooling and heating systems using Option 1, Path 1: ASHRAE 90.1-2010 Appendix G, the LEED Reference Guide instructs the following:
"If tariffs or rates are not...

We are having a tough time getting the costs from our subs. The subs says that the cost is bundled with other material and they can't break it up. Some are having to go there superiors to get it...

Sustainable Design Consulting, LLC (SDC) has immediate need for a high-performing, team-oriented Project Manager in our Washington, DC office to join our award-winning sustainability consulting...

Hi LEED experts, in LEED v4.1, NC projects with more than 50% unregulated energy cost can apply CS point thresholds to count points. I would like to ask if LEED v4 also applies the same rule....

Instead of demolition or deconstruction, this project will move an entire building across the street to another site on the campus. Can this count for materials diverted from the landfill?  What...

LEED v4.1 references...