Historic Royal Palaces is an independent charity responsible for the management and conservation of some of the United Kingdom's most iconic historical sites. These include the Tower of London, Hampton Court Palace, and Kensington Palace, among others. The organization is dedicated to preserving these palaces for future generations while making them accessible to the public.

In terms of sustainability, Historic Royal Palaces is committed to reducing its environmental impact. The organization has implemented various initiatives to enhance energy efficiency and reduce carbon emissions across its sites. They focus on sustainable practices in their operations, including waste reduction and water conservation. However, detailed ESG reports or specific carbon footprint calculations are not extensively available in the public domain.

Historic Royal Palaces is also involved in educational programs that promote awareness about historical conservation and sustainability. Their efforts in maintaining the delicate balance between preserving history and promoting sustainability are ongoing, reflecting their commitment to both heritage and the environment.