The human population is expected to double in the next 50 years, and the ever-growing global population needs vast amounts of food, energy and raw materials. We cannot continue to get our food, energy and raw materials in the way we do now without damaging the earth's environment beyond repair. Pollution, deforestation, over-fishing, the impact of intensive farming and above all global warming will see to that. We need to find ways of improving food productivity, and getting our energy and raw materials in more sustainable ways.
Sustainable development means development which meets the ne…
