Spain, April 23 -- ACCIONA Living & Culture launched today The Key Book of Museums, a work that brings together the conclusions of research carried out in more than 150 institutions around the world with the aim of compiling their best practices regarding sustainability.The work has identified 33 of these museums' initiatives that proved to have a positive social or environmental impact, with measures ranging from carbon footprint reduction to the implementation of inclusive and responsible practices for the community.The book, organized in fact sheets with key data on each of these initiatives and examples of museums where they have been put into practice, is meant to be a practical guide for both new and consolidated museums that wish to ...