dr pierre dechamps energy production and distribution systems rue montoyer 75 mo75 4 30 b 1049 brussels tel 32 2 2956623 fax 296 42 88 e mail cec eu int is the basis for sustainable economic development gdp increasing usage more slowly intensity decreasing supply use socio demand stringent environmental criteria key word sustainability g terborg kyoto johannesburgh industrial viewpoint transition towards industry capital intensive basic facts self sufficiency difficult to achieve world from now 2020 total up pa down 1 natural gas grow in some regions still 90 fossil fuels 5 import dependency ratio 50 70 largest increase system relying by on 2030 co2 emissions rapidly than oil 65 over 2003 coal double period electricity 3 much