The German Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (BMUV), the UN Environment Programme (UNEP), and the Secretariat of...
Introduction
Natural bitumen, a dense, viscous, semi-solid form of petroleum composed of aliphatic and aromatic hydrocarbons, asphaltenes, resins, sulphur compounds,...
The International Institute of Tropical Agriculture (IITA) has been officially designated a Wetland of International Importance under the Ramsar Convention,...
