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Remove the following text:CASE 2. Reverberation TimeCore learning spaces with an enclosed volume of 20,000 cubic feet orlarger must meet an RT of 1.5 seconds.

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*This issue has been updated in addenda ID # 100001000 on August 1, 2011* In the first paragraph, replace the second sentence with "To determine the value of the wood component(s), calculate the amount of new wood as a percentage of the total weight or volume and the amount of FSC-certified wood as a percentage of the total weight or volume."

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Insert the term "Landscape area" in alphabetical order with the accompanying text "The landscape area of the site is the total site area less the building footprint, paved surfaces, water bodies, areas being left in a natural state, and patios."

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*Updated 8/1/2011* Following this section, create a new section with the header "Design or Construction Phase Submittal" and insert the three tables below.

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In the first paragraph, remove the text "Design natural ventilation systems for occupied spaces to meet the recommendations set forth in the Carbon Trust "Good Practice Guide 237" (1998)."

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Re-number the footnotes so they become the following:? CO2 monitoring is required in densely occupied spaces, in addition tooutdoor air intake flow measurement.? Project teams wishing to use ASHRAE approved addenda for thepurposes of this credit may do so at their discretion. Addenda must beapplied consistently across all LEED credits.

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Update the footnote references in the section so the text becomes the following:Monitor CO2 concentrations within all densely occupied spaces (those witha design occupant density of 25 people or more per 1,000 square feet).CO2 monitors must be between 3 and 6 feet above the floor.?Provide a direct outdoor airflow measurement device capable of measuringthe minimum outdoor air intake flow with an accuracy of plus or minus 15%of the design minimum outdoor air rate, as defined by ASHRAE 62.1-2007(with errata but without addenda?) for mechanical ventilation systemswhere 20% or more of the design