Peatlands are subject to increased pressure from environmental and land-use change, particularly in temperate regions such as the US Midwest. Bryophytes dominate the ground cover of peatlands and play a key role in their ...

Nickel (Ni) is a required element but may become toxic to plants, animals and humans if normal levels are exceeded. To assess the health and environmental effects of Ni, the bioavailable, not total, concentration of Ni in ...

Livestock producers in the United States are increasingly aware of environmental issues associated with production, storage, treatment and utilization of animal wastes. It is well known that fresh and composted manure can ...