By Josh Karliner, Director of Global Projects and International Team Coordinator for Health Care Without Harm.

Every year, the world’s Ministers of Health gather in Geneva to address the most pressing issues related to the physical and social wellbeing of human kind. Debates on infectious disease like the Zika virus, non-communicable diseases, and access to health care usually top the agenda. This year however, climate change — widely considered to be the greatest health threat of the century — broke through in a big way.