Guardian: With 7 billion people on the planet theoretically from today there will be an inevitable increase in the demand on the world's natural resources. Here are six already under severe pressure from current rates of consumption:
1. Water
Freshwater only makes 2.5% of the total volume of the world's water, which is about 35 million km3. But considering 70% of that freshwater is in the form of ice and permanent snow cover and that we only have access to 200,000km3 of freshwater overall, it isn't...