1. Introduction, Suzanne Kingston Part 1: The Climate Change Challenge 2. Contribution from Mary Robinson 3. The Challenge of Climate Change: International Law Perspectives, Alan Boyle 4. The role of law and regulation in tackling overconsumption Javier de Cendra 5. The role of the EU in international climate governance, Sharon Turner Part 2: The Integration Challenge: Integration EU Environmental Considerations into other EU Policy Areas 6. The integration challenge: integrating environmental concerns into other EU policies, Ludwig Kraemer 7. The CAP in 2020, Joe McMahon 8. Implementing Article 11 TFEU in EU policy, Owen McIntyre Part 3: The Enforcement Challenge - Improving Environmental Enforcement within the EU 9. Conceptual approaches to enforcement and the potential of the Aarhus Convention, Jonas Ebbesson 10. Commission enforcement of EU Environmental legislation in Ireland - a 20 year retrospective, Liam Cashman 11. Mind the gap: Difficulties in enforcement and the continuing unfulfilled promise of EU environmental law, Suzanne Kingston 12. EU environmental law enforcement, Aine Ryall 13. Conclusions, Suzanne Kingston