Earth phase Earth's orbit Environmental protection Gaia hypothesis Global catastrophic risk Global citizenship Humankind Human presence in space Location of Earth Mass collaboration Nicholas Georgescu-Roegen Overview effect Planetary boundaries Sharing economy Spaceship Earth (Epcot) Spaceship Earth (simple wiki) Sustainability The Zeitgeist Movement World community World peace References Further reading Nicola Armaroli, Vincenzo Balzani: Energy for a Sustainable World: From the Oil Age to a Sun-Powered Future, Wiley-VCH 2011, . Nicola Armaroli, Vincenzo Balzani and Nick Serpone: Powering Planet Earth: Energy Solutions for the Future, Wiley-VCH 2013, . Italian original edition: Energia per l'Astronave Terra- Quanta ne usiamo, come la produciamo, che cosa ci riserva il futuro, Zanichelli 2008, . Höhler, Sabine: Spaceship Earth in the Environmental Age, 1960–1990 (History and Philosophy of Technoscience, 4). London: Pickering & Chatto 2015, . External links Earth – Speed through space – about 1 million miles an hour – NASA and (WP discussion) Buckminster Fuller Conceptual models Earth Sustainability