1. Deciding what resources to protect and setting objectives;Barton,2001
2. Ethics, science and environmental regulation;Brown;Environ Ethics,1987
3. Risk: improving the government's capability to handle risk and uncertainty;Cabinet Office Strategy Unit,2002
4. Council Directive 85/337/EEC on the assessment of the effects of certain public and private projects on the environment;Council of the European Communities;Off J Euro Commun, L,1985
5. Council Directive 2001/42/EC on the assessment of the effects of certain plans and programmes on the environment;Council of the European Communities;Off J Euro Commun, L,2001