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Spring 2013 (April 29, 2013)

Keeping it Green

Martha Larson, Carleton’s manager of campus energy and sustainability, and her team of student assistants support a variety of green initiatives on campus.


  • Energy-efficient lighting retrofits
  • Occupancy sensors for lights in restrooms and stairwells
  • Green Wars, annual energy-savings competition among dorms
  • Clothes-drying racks in residence halls
  • Electric vehicle charging station
  • Building energy audits and retro-commissioning



  • Cetralized recycling and compost bins in every building
  • Custodial Waste Busters work with students to reduce waste
  • Annual “Lighten Up” garage sale diverts students’ unwanted items from the landfill and raises money for local charities



  • Tray-less dining reduces food waste by approximately 20 percent
  • Student-operated organic farm supplies some produce for dining services
  • Carleton uses the Real Food Calculator, an online tool, to evaluate whether its food purchases are local, humane, and ecologically sound




  • Feasibility study for solar domestic hot water systems (already in use in Cassat and James Halls)
  • Preliminary research on ground source heating and cooling


person.jpgEducation and Outreach

  • Carletonian’s “GreenSpace” column
  • Carleton-produced Clean Energy in Our Community video submitted for the Second Nature 2013 Climate Leadership Awards competition
  • Online energy and water information dashboard at
  • Sustainability news blog at


Web Extra: Learn more about Carleton's sustainability efforts.

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