Nitrogen is essential to marine life and cycles throughout the ocean in a delicately balanced system. Living organisms—especially marine plants called phytoplankton—require nitrogen in processes such as photosynthesis. ...
Earth Sciences
Apr 20, 2018
0
284
New research shows a species of diatom, a single-celled algae, thought to be asexual does reproduce sexually, and scientists learned it's a common compound - ammonium - that puts the ubiquitous organism in the mood.
Plants & Animals
Jul 7, 2017
0
584
Since the mid-20th century, research and discussion has focused on the negative effects of excess nitrogen on terrestrial and aquatic ecosystems. However, new evidence indicates that the world is now experiencing a dual trajectory ...
Environment
Apr 14, 2022
4
152
(Phys.org) —In 1900, about 1.6 billion people lived on Earth. Just a few generations later, over four times as many of us share the planet.
Environment
Jun 30, 2014
0
2
They're impossible to see with the naked eye. They're difficult to pronounce.
Environment
Aug 6, 2018
0
444
Researchers believe that improving knowledge of how seagrasses are important for biodiversity, fisheries and our global carbon cycle in turn needs to be reflected with greater protection for these sensitive habitats.
Environment
Aug 8, 2018
0
281
A study published in the journal Geology rules out that extreme volcanic episodes had any influence on the massive extinction of species in the late Cretaceous. The results confirm the hypothesis that it was a giant meteorite ...
Paleontology & Fossils
Sep 20, 2021
2
1214
Water reservoirs created by damming rivers could have significant impacts on the world's carbon cycle and climate system that aren't being accounted for, a new study concludes.
Environment
May 17, 2017
4
594
Roughly 430 million years ago, during the Earth's Silurian Period, global oceans were experiencing changes that would seem eerily familiar today. Melting polar ice sheets meant sea levels were steadily rising, and ocean oxygen ...
Earth Sciences
Mar 28, 2019
1
2230
The end-Permian mass extinction is the most severe mass extinction event ever recorded, during which ~80% of marine species went extinct.
Earth Sciences
Jun 21, 2022
1
119
