Should you drive an electric car? Eat an apple that travelled halfway around the world? The answer will depend on many factors that are not always obvious.
Graphics: Benjamin Schulte
Sources: Sources: Worldwide energy production from renewable energy sources. Observatoire des Energies renouvelables (2013) – Carbon Dioxide Information Analysis Center. Oak Ridge National Laboratory (2010) – Steen-Olsen et al. Norwegian University of Science and Technology (2012) – Institut für Energie und Umweltforschung Heidelberg – EcoPassenger Calculator – Montalbo, Gregory and Kirchain. Materials Systems Laboratory, MIT – Quantis, Lausanne – Hawkins, Singh, Majeau-Bettez, and Strømman. Norwegian University of Science and Technology (2012) – Canals, Cowell, Sim and Basson, University of Surrey (2007)