Since the Industrial Revolution, human activities have increased the emission of nitrogen oxides (NOx). NOx can promote the generation of ozone and particle matters, and increase nitrogen deposition in the atmosphere.
Earth Sciences
May 20, 2021
0
6
Along with Europe and North America, East Asia has in the past few decades become one of the three largest nitrogen deposition centers in the world. This can lead to considerable impacts on the structure and function of ecosystems; ...
Ecology
Nov 4, 2020
0
6
Livestock production and nitrogen fertilizer used in croplands emit lots of ammonia, which is the most abundant alkaline gas in ambient air. In recent years, Chinese scientists have suggested reducing ammonia emissions as ...
Environment
Mar 23, 2020
0
3
Nitrogen is essential for all living things. Synthetic fertilizer, which contains rich reactive nitrogen, has sustained food production, but the nitrogen it emits is also a burden to the environment, such as air pollution, ...
Environment
Mar 20, 2020
0
3
What happens to high mountain ecosystems when you take away air pollution? Not much, not very quickly. A new CU research study finds that degraded alpine ecosystems showed limited recovery years after long-term inputs of ...
Ecology
Sep 4, 2018
0
2
Though Michigan's sugar maples benefit from the growth-promoting effects of nitrogen compounds in the environment, those gains will not fully offset the added stresses of growing under a drier climate in the future, according ...
Environment
Jan 17, 2018
0
9
Nitrogen deposition caused by human activities can lead to an increased phytoplankton production in boreal lakes. The response of boreal lakes to nitrogen deposition will strongly depend on each lake's content of organic ...
Environment
Feb 6, 2017
0
14
A new study suggests that improvements in air quality over the Potomac watershed, including the Washington, D.C., metro area, may be responsible for recent progress on water quality in the Chesapeake Bay. Scientists from ...
Environment
Jul 26, 2016
0
29
Scientific discovery was once a mostly solitary endeavour and a common view was that genius was responsible for significant advances in knowledge.
Other
Mar 9, 2016
0
77
Non-native 'space invaders' are transforming the world's precious grassland ecosystems, with new research showing that they do far better than native plant species in the presence of fertiliser and large herbivores like kangaroos, ...
Ecology
Jul 17, 2015
0
23
