Our consumption of raw materials and energy has reached unprecedented levels which are continuing to increase at a steady rate due to the economic emergence of

Sustainable development and the protection of the environment are concepts that have become inescapably connected. At the World Summit on Sustainable Developmen

Energy may be the most important factor that will influence the shape of society in the 21st century. The cost and availability of energy significantly impacts

Natural gas is the world’s cleanest fossil fuel; it generates less air pollution and releases less CO2 per unit of useful energy than liquid fuels or coals. W