International Betsy Hartmann on Climate Change Politics and Overpopulation Propoganda Newsclick 20 Jan 2010 Author and activist Betsy Hartmann talks about how the issue of overpopulation is entering the climate change discourse. Get the latest reports & analysis with people's perspective on Protests, movements & deep analytical videos, discussions of the current affairs in your Telegram app. Subscribe to NewsClick's Telegram channel & get Real-Time updates on stories, as they get published on our website. climate change population