Case C-115/09: Judgment of the Court (Fourth Chamber) of 12 May 2011 (reference for a preliminary ruling from the Oberverwaltungsgericht für das Land Nordrhein Westfalen — Germany) — Bund für Umwelt und Naturschutz Deutschland, Landesverband Nordrhein-Westfalen e.V. v Bezirksregierung Amsberg (Directive 85/337/EEC — Environmental impact assessment — Århus Convention — Directive 2003/35/EC — Access to justice — Non-governmental organisations for the protection of the environment)