The chart shows the ragweed pollen load.
Move the slider below the graphic to select a date.
| Pollen | |
|---|---|
| Alder | weak |
| Birch | weak |
| Grass | weak |
| Mugwort | weak |
| Ragweed | weak |
| Pollutants | |
| NH3, ammonia | good |
| CO, carbon monoxide | good |
| NO2, nitrogen dioxide | good |
| Ozone | good |
| Fine particles: PM10 | good |
| Fine particles: PM2.5 | good |
| SO2, sulfur dioxide | good |
 |
|
