The original version of this article, by John May, appeared on the Center for Global Development’s Global Health Policy blog.Population issues have been conspicuously absent from the discussions on the environmental sustainability of our globalized economy in the run-up to the Rio+20 Conference on Sustainable Development, which will take place in Brazil, June 20-22, under … Continue reading ‘People and the Planet’ Study Re-Introduces Demography to Sustainability Debate