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As the yellow vests protests in France continue despite rollback of planned fuel taxes, energy science and policy will have to rethink how they look at social unrest.
Energy return on investment (EROI) is a critical measure of the comparative utility of different energy carriers, including fossil fuels and renewables. However, it must not be used to compare carriers that cannot be put to similar end-use. In addition, combining carriers to arrive at estimates of ‘average’ or ‘minimum’ EROIs can be problematic.
Energy poverty in the European Union poses a distinct challenge across member states and requires tailored, targeted action. EU policymakers need to strengthen the response to energy poverty and engender action across member states, moving beyond the focus on vulnerable consumers in energy markets.
This year marks ten years of organic–inorganic perovskite solar cell research. Now, after achieving remarkable gains in performance, applications are starting to make their way out of research laboratories into the real world.
