The campaign looks at the energy use, recycling rates and student engagement to determine which LSE hall is the most sustainable.

Butler's Wharf were announced as the winners for 2021-22 and have been recognised and rewarded with free ice cream from Pan 'n' Ice.

Find out more about sustainability at LSE on their web pages and follow @SustainableLSE on Twitter, Instagram and Facebook.

You can also check out this handy guide on sustainability within LSE halls.