Carleton College is a private liberal arts college located in Northfield, Minnesota, United States. Founded in 1866, the college has a rich history of academic excellence and social responsibility. Carleton College is a leader in the field of decarbonisation and renewable energy, and has made significant strides in reducing its carbon footprint and promoting sustainability.

Carleton College is committed to reducing its carbon emissions and promoting renewable energy. The college has set a goal of achieving carbon neutrality by 2050, and has implemented a number of initiatives to achieve this goal. One of the key initiatives is the use of renewable energy. The college has installed a 1.65 MW solar array on its campus, which provides approximately 40% of the college's electricity needs. In addition, the college has implemented energy efficiency measures, such as LED lighting and building automation systems, to reduce its energy consumption.

Carleton College is also committed to promoting renewable energy beyond its own campus. The college has signed a corporate power purchase agreement (PPA) with Geronimo Energy to purchase 100% of the energy produced by a 200 MW wind farm in South Dakota. This PPA will enable the college to offset 100% of its electricity consumption with renewable energy, and will help to promote the development of new renewable energy projects.

In addition to its renewable energy initiatives, Carleton College is also committed to reducing its overall energy consumption. The college has implemented a number of energy efficiency measures, such as building automation systems and LED lighting, to reduce its energy consumption. These measures have resulted in significant energy savings, and have helped to reduce the college's carbon footprint.

Carleton College is also committed to promoting sustainability and environmental stewardship. The college has implemented a number of initiatives to reduce waste and promote recycling, including composting and single-stream recycling. In addition, the college has implemented a sustainable food program, which includes sourcing food from local and sustainable sources and reducing food waste.

Overall, Carleton College is a leader in the field of decarbonisation and renewable energy. The college has implemented a number of initiatives to reduce its carbon footprint and promote sustainability, and is committed to achieving carbon neutrality by 2050. Through its renewable energy initiatives, energy efficiency measures, and sustainability programs, Carleton College is setting an example for other institutions to follow.