The Zetter Hotel is a sustainable hotel located in the heart of London. The hotel has been designed with sustainability in mind, using eco-friendly materials and energy-efficient systems. The hotel also has a rooftop garden where they grow their own herbs and vegetables, which are used in the hotel's restaurant. The Zetter Hotel is committed to reducing its carbon footprint and has implemented a number of initiatives to achieve this, including recycling, composting, and using renewable energy sources.