arsenic

Air

Arsenic in particulate matter

A smoking chimney

Arsenic is toxic and can have metallic or non-metallic characteristics. It rarely occurs elementary but most of the time bound to other substances. In ambient air arsenic is measured bound to particulate matter. read more

The UBA

Metals

Metals and selenium are found in the environment in various different compounds. Their geogenic concentrations (background concentrations ) vary. Some metals and selenium are essential for organisms at low concentrations. read more

Health

Survey 1990-1992 in Comparison with Survey 1997-1999

pedestrians are crossing a street on an cross-walk

One of the main goals of GerES is to document a trend in time of population exposure. Data from the different surveys have to be made comparable to achieve this goal:A comparison is only possible for the same age group (25 to 69 years of age). Data from 1990-1992 was recalculated for this age group ignoring data for the 18 to 25 years old and the 69 to 79 years old population.Data from 1997-1999 w... read more

The Umweltbundesamt

For our environment