Excessive nutrient loading (considering nitrogen and phosphorus) is a major ongoing threat
to water quality and here we review the impact of nutrient discharges from wastewater …

Ten years ago, the USDA Agricultural Research Service (ARS) began a series of watershed
assessment studies as part of the Conservation Effects Assessment Project (CEAP). In this …

Concentrated animal feeding operations (CAFOs) are the principal means of livestock
production in the USA and Europe, and these industrial-scale facilities have a high potential …

Anthropogenic impacts on the biogeochemical cycles of nitrogen (N) and phosphorus (P)
affect natural ecosystems worldwide. Modelling is required to predict where and when these …

Colimitation of primary production is increasingly recognized as a dominant process across
aquatic and terrestrial ecosystems. In streams, both nutrient availability and light availability …

Boreal forests account for 30% of the world's total forest cover and in many places are
subject to intensive forest management, which often involves complete removal of overstory …

Coastal plain streams in the southeastern United States supply carbon that supports
important coastal ecosystems, but the effects of urbanization on carbon export from these …

A public opinion survey was carried out in Montana to ascertain if the public identifies a level
of benthic (bottom‐attached) river and stream algae that is undesirable for recreation. The …

Benthic biofilms have multiple functions in stream and river ecosystems, and their growth
and productivity are often limited by dissolved inorganic nutrient availability, particularly N or …

Nutrient limitation plays an important role in shaping community structure and ecosystem
processes in aquatic environments. Many types of nutrient diffusing substrata (NDS) have …