| after hours | - f02 - | nights, weekends, and holidays |
| athena | - f02 - | printers, monitors, uptime |
| campus houses | - f02 - | refrigerators, laundry, and life long habits |
| CO2 emissions | - s04 - | sample estimate methodology |
| laboratories | - s06 - | case study of high energy use facilities |
In 2001 MIT used 160 gigawatt hours of electricity—equivalent to an Hiroshima size bomb—enough to power New York City for 32 hours. Producing each gigawatt-hour generates approximately 41 kilotonnes of CO2.