European critical loads: database, biodiversity and ecosystems at risk Approximately 79 percent of the nature reserves (Natura 2000 areas) in EU countries are estimated to be exposed to an excess of nitrogen deposition in 2020.
Meningococcal immunisation recommendations re-examined Meningococcal disease is a very serious infectious disease that can cause meningitis or blood poisoning. Children are immunised against meningococcal serogroup C at 14 months.
Need for circular use of materials in construction Construction and demolition waste are being recycled on a large scale to use as a foundation for e.g. roads, but recycled building materials are hardly ever used in the construction of buildings.
Interspecies website transferred from RIVM to Utrecht University The Interspecies website which helps researchers to reduce and refine the use of laboratory animals is transferred to the 3Rs database Programme of the 3Rs-Centre Utrecht Life Sciences (ULS) of Utr
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.
Preserving ozone treaty benefits to climate change The Montreal Protocol has not only served to protect the ozone layer, it also has provided a certain degree of climate protection.