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.
Infection risks of manure unclear A literature review by RIVM shows that little to no research has been done on the possible infectious risks of manure.
Nanotechnology increasingly used in medical devices The application of nanotechnology to design and produce medical devices is increasing. RIVM provides an overview of nanotechnology enabled medical devices.