The v4 light pollution requirement does not specifically mention that a project must "only light areas required for safety and comfort" as is stated in the v2009 credit language.

In the LEED calculator, can we exclude all irrigation demand within the establishment period?

Hallo, I am reading Section 6.2.7 ASHRAE 62.1-2010, and it is not clear to me if the building needs to install DCV.

I am wondering if anyone has successfully pursued the IAQ testing path for 2 points and/or if anyone has pursued the IAQ testing points and not been successful in earning the points. We are pursui

How are student residence halls classified on a college campus?

Under option one for compliance (energy simulation), which measures can credit be taken for?

I am curious what uses "retail" would include. Have searched for a definition but can't find one.

This is a commercial project, LEED v4 CS. We have a requirement of 4 racks for visitors and 7 racks for FTE, we want to put a 12 space rack within 100 feet from the main entrance.

Since this is a C&S project, we need estimates for expected volume of recycling. Can you provide any guidance on where to find case studies or historical data or similar buildings?

We are working on a residential building where split AC units are provided in every room for each unit with no mechanical ventilation.