When considering human impacts on earth systems, disturbance to the carbon cycle grabs the headlines. But another critically important earth process, the nitrogen cycle, has also seen major disruption from human activity.
Environment
May 9, 2016
7
476
Modern corn hybrids produce more plant material and take up, on average, the same amount of nitrogen as earlier varieties, in spite of being more crowded and having less nitrogen available per plant, a Purdue University review ...
Ecology
Mar 8, 2016
0
13
Habitat destruction and the direct exploitation of species often occupy center stage in discussions of biodiversity perils. However, indirect harms, such as that posed by nitrogen pollution, remain underappreciated and poorly ...
Environment
Feb 24, 2016
0
14
An analysis of long-term, water quality monitoring data reveals that climate change is already having an impact on ecosystems in the coastal waters of Buzzards Bay, Mass. The impacts relate to how nitrogen pollution affects ...
Environment
Jan 21, 2016
0
4
A new study finds that human activities are likely contributing far less nitrogen to the open ocean than many atmospheric models suggest. That's generally good news, but it also nullifies a potential side benefit to additional ...
Environment
Jan 6, 2016
16
475
Nitrogen fixation is one of the best examples of cooperation in nature. Soil microbes - naturally occurring bacteria in the soil - work with plants to pull nitrogen from the air. They turn the nitrogen into a form the plant ...
Environment
Jan 6, 2016
0
8
It's easy to think of plants as passive features of their environments, doing as the land prescribes, serving as a backdrop to the bustling animal kingdom.
Ecology
Dec 1, 2015
0
444
A new study found that a nutrient-rich, balanced diet is beneficial to corals during stressful thermal events. The research led by scientists at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science ...
Environment
Oct 1, 2015
1
25
Selective breeding of maize over the last century to create hybrids with desirable shoot characteristics and increased yield may have contributed indirectly to the evolution of root systems that are more efficient in acquiring ...
Biotechnology
Apr 16, 2015
0
23
A novel approach to harness bacteria that could diminish nutrient-laden runoff from agriculture has the potential to support efforts to restore the Chesapeake Bay, where water quality improvements have been elusive, research ...
Environment
Mar 9, 2015
1
32
