Since the mid-1900s, humans have been exerting an ever-increasing impact on the global nitrogen cycle. Human activities, such as making fertilizers and burning fossil fuels, have significantly ...

Thus, unraveling the AOM-driven nitrogen cycle in the sulfate-methane transition zone (SMTZ) becomes significant. Additional study of the nitrogen cycle between sediment and interstitial water in SMTZ ...

Although fun, the schooling fish need an environment that provides lots of enrichment when kept in a smaller tank, increasing your startup cost. Although hard to transport, especially without a car, ...

To cycle an aquarium, add ammonia to the tank to begin the aquarium’s nitrogen cycle. It can take four to eight weeks for an aquarium to cycle after that. Check the water levels throughout the ...

To test for phosphorous, you will need a phosphate test kit. Like nitrogen test kits, these kits are relatively inexpensive and available from most pet supply companies in the aquarium testing section ...

Protein protects biological nitrogen fixation from oxidative stress Date: January 15, 2025 Source: University of Freiburg Summary: A research team has discovered how the 'Shethna protein II ...

Sept. 25, 2024, asking the state to call off the scheduled execution of Alan Miller in what would be the nation’s second execution using nitrogen gas. (AP Photo/Kim Chandler, File) This undated photo ...

Carbon (C), nitrogen (N), and phosphorus (P) stoichiometry serve as valuable indices for plant ... This alteration, contrary to the natural hydrological cycle, is global and associated with large ...

What are the main sources of nitrous oxide? Nitrous oxide is part of the nitrogen cycle. It occurs naturally in soil and water when bacteria break down nitrogen through processes called nitrification ...

It’s not exaggerating to say that the choice of artificial tank plants can make or break the look of an aquarium. If you are looking for the most realistic artificial aquarium plant for your fish tank ...