Nature reports

Research in Leiden shows that flowering birch trees can substantially increase the amount of airborne pollen in their immediate surroundings, even though this pollen can also travel over long distances. Much less birch pollen was..

People with hay fever may be exposed to much more allergenic pollen in one street than just a few streets away. Research in Leiden shows that pollen levels in urban air vary considerably at a local scale. Plants in public spaces..

Researchers from Hortus botanicus Leiden and Radboud University have developed a novel, non-invasive method to measure the body’s response to pollen by analyzing exhaled breath. During walks along flowering grasses, concentrations..

Climate change affects our health. The consequences that climate change can have on our health, for instance heat stress, allergies, diseases, air quality and UV-radiation, have hitherto never been documented this extensively: as..