Out west, we have a major environmental problem. Millions of acres of forests are dead due to beetles. The sustainable forest initiatives--and an absolutely defensive strategy--is to log these...

can we install a CO2 sensor in return air duct before any supply,return air duct bypasses the return air duct from space...

I have found letters of commitment from both GE and Phillips stating "all of its self ballasted compact fluorescent lamps which are sold or made available for sale in the United States meet the...

If we are the property management team of an office building, we only address purchases made by the building. The only purchases are made for janitorial, maintance, facility alterations etc.....

Has anyone finished with the Pilot Credit 5&6? Was your credit accepted?

Requiring tenants to include...

On CS V2.0.
According to my Country's local zoning requirements, you should build a maximum of 70% of the total land, but if you have pervious paving you can count that as open space. So...

We have a debate going in our office about whether Sub-Meters are required (or Not) for the Option D - Whole Systems Simulation method. In LEED NC V2.1, sub-meters were explicitly required, but...

Time Set Point Not Met Tolerance is 0.2°C ( ... DOE had specified a tolerance of +-0.5F for this...energyplus has a default of 0.2 degC). Am I justified in relaxing this tolerance on a system...

I just finished importing my data from the EC into the online LEED LCA Credit calculator and have a few questions and observations that might be helpful for others pursuing the credit.

Q1...