This R2R Green Space Book promotes sustainable development actions which allow us to
meet our needs today without hurting future generations. It also reminds us that we
depend on each other to make our world a better place.
Our World
Environment - air, water, land, plants and animals
Society - education, health, safety and opportunity
Economy - money, jobs, trade and business
http://www.undp.org/content/undp/en/home/sustainable-development-goals.html