Building blocks for a definition of microplastics The Dutch National Institute for Public Health and the Environment, RIVM has described building blocks for a definition of microplastics.
Risk of degradation of European ecosystems by air pollution is decreasing The number of natural areas in Europe that are threatened by air pollution will decrease between 2005 and 2020.
Concerns over whooping cough despite modifications to vaccination programme Modifications to the National Immunisation Programme have led to fewer cases of whooping cough among children.