Grey heron infected with West Nile virus A grey heron in the Noord-Holland-Noord region has tested positive for the West Nile virus. The virus is rare in the Netherlands. Bas van de Meulengraaf
Air quality improved, not everywhere below limit values In recent years there has been a decline in the average concentrations of fine particulates and nitrogen dioxide.
Measures EU cities against effects of climate change Some European cities have developed effective policies to adapt to more frequent wet and dry periods forecast for the years ahead, as a result of climate change.
Further research into hazards posed by e-cigarettes Safety of nicotine-containing electronic cigarettes (e-cigarettes) cannot be confirmed because of the limited amount of published research in this area.