1. How does vegetation density and diversity vary within the sand dune ecosystem at the Llobregat Delta?
2. Why does vegetation density and diversity vary within the sand dune ecosystem at the Llobregat Delta?
3. Is the stone pine woodland within the sand dune ecosystem at the Llobregat Delta the climax vegetation?
4. How could the sand dune ecosystem at the Llobregat Delta benefit from management?
5. Why should the sand dune ecosystem at the Llobregat Delta be managed?
6. How and why do soil organic content and moisture levels vary within the sand dune ecosystem at the Llobregat Delta?
7. What are the effects of changing wind velocities on the sand dune ecosystem at the Llobregat Delta?
8. What role does vegetation species competition play in the changes within the sand dune ecosystem at the Llobregat Delta?
9. How has the sand dune ecosystem at the Llobregat Delta changed over time?
10. Are the sand dunes at the Llobregat Delta a fragile ecosystem?
11. What has been the human impact on the dunes at the Llobregat Delta?
