By 2050, 70 per cent of the world’s population will live in urban areas, and 80 per cent of food globally is expected to be consumed in cities.
Primary metal production is responsible for 7-8% of global energy use.
If products were re-manufactured, re-furbished, repaired and re-used, the amount of new material needed could be reduced.
The global ocean-based economy is estimated to be worth $3 trillion USD per year, which is five% of global GDP.
Currently, re-manufacturing accounts for only 2 per cent of production in the United States, and 1.9 per cent in Europe.
In the past 50 years deforestation has occurred at an average of 13 million hectares a year.
Rising income and urbanization are changing diets and increasing the need for agricultural land.
In 2009, more than 1.2 billion tonnes of steel were produced worldwide.