Building and pilot testing a web of open sensor and data networks to help improve our understanding of the local environment.

Signed up to 'Too Good to Go' to reduce food waste, in line with our 97% diversion of waste to landfill, with 65% recovery of waste material entering UK markets.

Introduced a fleet of green Electrical Vehicles across the estate and made the switch to sourcing all energy from renewable sources.

Appointed a Sustainability Advisor to drive further sustainable practices and published our sustainability policies online.

Waste was further segregated into 5 streams (7 to date) and sent to local recycling contactors (to date 93% of waste is diverted from landfill).

Invested in renewable energy technologies such as two biomass boilers, solar PV array and hydropower to reduce our reliance on fossil fuels.

Made a commitment to buy local and began to support local SMEs (to date 87% of spend lies within 25 miles of the Palace).

Installed water saving devices across our antiquated Victorian water network (IR taps, dual flush taps, leak detection systems).

Uploaded bus & train timetables on the website and offered a discount for visitors to promote sustainable transport.

Started substituting lighting across the Palace to energy efficient lighting (to date 3/4 of lighting is now LED).

Started recycling across the Estate and sent food waste to a local anaerobic digester to generate renewable energy.