“Population is critical to thinking about sustainability and human wellbeing, and how we live and subsist on the planet,” says ECSP’s Roger-Mark De Souza on this World Population Day. World Population Day was started in the 1980s by the United Nations Development Program after global population passed 5 billion. Today, there are more than 7 … Continue reading Seven Billion People, One Planet: Roger-Mark De Souza on Empowering Young People