Search results

Explore only content tagged with
2 Results
Sorted by relevance

The valuation of ecosystem services: Are the challenges too many to ensure the maintenance of ecosystem integrity?

… principles of sustainable development, the precautionary principle and the ‘polluter pays’ principle. The problem that environmental principles …
20 Jul 2026 Literature See it in ECOLEX · This content is provided by ECOLEX
ANA-089061.pdf

Report - Alternatives to fenthion for quelea bird control

… Institut d'Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort, France, 116 pp. Bashir, E. A. …
20 Jul 2026 Document
UNEP-FAO-RC-Workshop-Sudan-Report-20170404.English.pdf