Columbia University will observe Earth Hour on Saturday, March 24 along with other universities, cities, and businesses in more than 180 countries worldwide.

Columbia Manhattanville entered a new partnership with Zipcar to further the new campus's commitment to sustainable commuter travel.

Columbia’s commute ads up to 25,116 metric tons of CO2 equivalent. These results are a combination of data from a recent capstone study and the 2016 Transportation commute survey results. Visit the Transportation website to learn more about commute and intercampus travel options.

Campus shuttle system will transition to electric buses, reducing emissions by 70%

Switch to LED bulbs saves energy, lowers cost of annual winter lights on College Walk

Lamont Doherty Earth Observatory (LDEO) commissioned the local Johnson Farm for its photovoltaic energy, which will save more than a million dollars per year on energy for the campus.

The Association for the Advancement of Sustainability in Higher Education (AASHE) gave Columbia University a Gold rating in its 2017 Sustainable Campus Index. Columbia also received top marks in the areas of Research and Transportation.

This fall, Citi Bike is expanding with 142 new stations in Morningside Heights, Harlem, Astoria, Long Island City, Crown Heights and Prospect Heights.

The University confirmed its support for the Paris climate accord this summer, just four days after President Donald Trump announced that the United States would withdraw from the landmark agreement.

Columbia University is one of the 375 most environmentally responsible colleges according to The Princeton Review. The education services company known for its test prep and tutoring services, books, and college rankings features Columbia in the 2017 edition of its free book, The Princeton Review Guide to 375 Green Colleges.

In September, Public Safety partnered with industry leader XL Hybrids to convert its 2016 Ford E350 Evening Shuttle Bus into a hybrid vehicle, making it the latest in Columbia's fleet to be brought into the University's green fleet. In addition to this shuttle conversion, Public Safety continues to replace aging vehicles with more sustainable options, including a Chevrolet Bolt added in August.

Since 2015, all of the undergraduate and Master’s graduation gowns worn at University Commencement have been made from recycled plastic bottles!  Each "green gown" is made from 46 water bottles. For every 100 students wearing one of these recycled gowns, 4,600 plastic bottles are diverted from landfills.