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

… Law Journal (2006) 35-38. 41 Principle 17 of the Declaration of the United Nations Conference on the Human Environment (UNEP 1972d); the 1992 Rio Declaration, (A/CONF.151/26 vol I). 42 J. Van Wetten et al, …
01 Jun 2026 Literature See it in ECOLEX · This content is provided by ECOLEX

The development of international environmental law at the Multilateral Environmental Agreements’ Conference of the Parties and its validity

… for those which before the end of the 100 days make a declaration that they are not able to accept the amendment at … may at any time substitute an acceptance for a previous declaration of objection and the amendment previously …
01 Jun 2026 Literature See it in ECOLEX · This content is provided by ECOLEX

Evaluating effectiveness : A framework for assessing management effectiveness of protected areas

… have suffered from severe to high negative impacts since declaration, which has resulted, in some cases, in the loss …
01 Jun 2026 Literature See it in ECOLEX · This content is provided by ECOLEX

Global trends in the production and use of DDT for control of malaria and other vector‑borne diseases

01 Jun 2026 Document