Looking at the world through demographics. This blog covers population in the news. Accelerating demographic growth is now the main factor driving biodiversity loss, growing resource scarcity, poverty and social conflict. Over-production and over-consumption are worsening this ecological crisis. 7 billion in 2011 - 9.3 or 10.6 billion (UN high estimate) by 2050. 80 million additional people a year at current rates! Is it not time to rethink population growth?