Eutrophication is one of the most common causes of water quality impairment of inland and
marine waters. Its best-known manifestations are toxic cyanobacteria blooms in lakes and …

Humanity is confronted with the grand challenge of how to increase agricultural production
to achieve food security during the 21st century and feed a population that is expected to …

In August 2017, the Gulf of Mexico's hypoxic zone was declared to be the largest ever
measured. It has been estimated that a 60% decrease in watershed nitrogen (N) loading …

Cover crops are well recognized as a tool to reduce NO3− leaching from agroecosystems.
However, their effectiveness varies from site to site and year to year depending on soil, cash …

The demand for more food is increasing fertilizer and land use, and the demand for more
energy is increasing fossil fuel combustion, leading to enhanced losses of reactive nitrogen …

Relieving phosphorus loading is a key management tool for controlling Lake Erie
eutrophication. During the 1960s and 1970s, increased phosphorus inputs degraded water …

Nitrogen is essential for life on Earth. Soil biota are responsible for its accumulation,
persistence, and loss from ecosystems. Microbial nitrogen transformations include its …

Human production of food and energy is the dominant continental process that breaks the
triple bond in molecular nitrogen (N2) and creates reactive nitrogen (Nr) species. Circulation …

Abstract Rabalais, NN, Turner, RE, Díaz, RJ, and Justić, D. 2009. Global change and
eutrophication of coastal waters.–ICES Journal of Marine Science, 66: 1528–1537. The …

The second largest zone of coastal hypoxia (oxygen-depleted waters) in the world is found
on the northern Gulf of Mexico continental shelf adjacent to the outflows of the Mississippi …