1. Heating and Water Audit Nicole Kula, Samantha Morrison, Adam Ting, Chris MacDonald

4. Water Bill Analysis Crocker Building Water Used (L): 1,308,806 Cost: $1,168.96 Ansin Building Water Used (L): 214,755 Cost: $242.48 (November 2006 – November 2007) Total Water Used (L): 1,523,561 Total Cost: $1,411.44 A 10% decrease in water use would save $141.14 if the price stays the same.

7. Heating Bill Analysis Ansin Natural Gas Usage Therms Used: 10,334.99 Cost: $18,087.11 Crocker Natural Gas Usage Therms Used: 6,844.24 Cost: $12,339.90 Total Therms Used: 17,179.23 Total Cost: $30,427.01 A 10% decrease in energy consumption would lower the total spendings by $3042.70. (2007)

8. Energy Saving Suggestions  Purchase heating blankets for boilers  Install weather stripping along Crocker windows  Consider Energy Star products when buying new appliances  Change the direction of ceiling fans depending on season to maximize cool/hot air flow  Maintain seals of fireplace flues in Crocker building to avoid drafts  Encourage students to wear warmer clothes so that heat can be turned down  Adjust front door of Ansin building so that it shuts completely  Seal gap underneath Ansin art hall/lobby door  Purchase heating blankets for boilers  Install weather stripping along Crocker windows  Consider Energy Star products when buying new appliances  Change the direction of ceiling fans depending on season to maximize cool/hot air flow  Maintain seals of fireplace flues in Crocker building to avoid drafts  Encourage students to wear warmer clothes so that heat can be turned down  Adjust front door of Ansin building so that it shuts completely  Seal gap underneath Ansin art hall/lobby door

9. Gap underneath art hall/lobby door Front door of Ansin building

10. The Green Schools Climate Commitment  A commitment to reduce the carbon footprint of the school  School is able to choose level of commitment they can meet  Requires small tasks that produce big reductions in footprint  Easily incorporated because some tasks have already been accomplished  Needs full participation of school, would be a good community project  A commitment to reduce the carbon footprint of the school  School is able to choose level of commitment they can meet  Requires small tasks that produce big reductions in footprint  Easily incorporated because some tasks have already been accomplished  Needs full participation of school, would be a good community project

11. The Calhoun School  Pledged to fulfill The Green Schools Climate Commitment Calhoun’s Green Roof  Provides environmental benefits in the form of energy savings in heating and cooling insulation, reduced water run-off, and carbon emission reduction  Plans are being made to install solar panels, both for educational and energy saving purposes Calhoun is also taking many other environmentally friendly actions involving recycling, growing their own food, using compact fluorescent light bulbs, and composting.  Pledged to fulfill The Green Schools Climate Commitment Calhoun’s Green Roof  Provides environmental benefits in the form of energy savings in heating and cooling insulation, reduced water run-off, and carbon emission reduction  Plans are being made to install solar panels, both for educational and energy saving purposes Calhoun is also taking many other environmentally friendly actions involving recycling, growing their own food, using compact fluorescent light bulbs, and composting.