Sentences with phrase «soil nitrogen cycle»

Since changes in the soil nitrogen cycle are driven by microbes, could bacteria associated with invasive species not only be responsible for the observed changes in soil nutrient concentrations, but also for enabling the continued growth and persistence of the invader species?

«We know that biochar impacts the soil nitrogen cycle, and that's how it reduces nitrous oxide,» said Masiello, a professor of Earth, environmental and planetary science.

Not exact matches

Essential for Earth's life and climate, nitrogen is an element that cycles between soils and the atmosphere and between the atmosphere and the ocean.

«The presence of nitrogen - bearing compounds in Martian soil means the existence of a source of biochemically accessible nitrogen, and suggest that it could be a nitrogen cycle sometime along the evolution of Mars as a planet,» he says.

The new study, by researchers at the University of Vienna and the International Institute of Applied System Analysis explores the role of microbial cheaters for soil carbon and nitrogen cycling using a computer model.

Farmers have always interfered with the cycle, because nitrogen availability often limits the fertility of soils.

Weber, B., D. Wu, A. Tamm, N. Ruckteschler, E. Rodriguez - Caballero, J. Steinkamp, H. Meusel, W. Elbert, T. Behrendt, M. Sörgel, Y. Cheng, P. J. Crutzen, H. Su and U. Pöschl: Biological soil crusts accelerate the nitrogen cycle through large NO and HONO emissions in drylands, Proceedings of the National Academy of Sciences of the United States of America 112, 15384 - 15389, 2015.

In the soil, researchers have found that microbes are essential for supporting plant life, mediating uptake and entry of nutrients into the food chain, cycling carbon and nitrogen, breaking down pollutants and much more.

Chemistry and the Nitrogen Cycle — Alaska AITC Lesson plan with information and questions about forms, transformations, and movement of nitrogen in soil.

Multiple metrics of nitrogen cycling were notably different with moss mortality and had significant implications for soil fertility.

Nitrogen cycling rates describe the speed at which nitrogen is transferred from the plant to the soil and from the soil back and forth to the ecosystem.

Nitrous oxide emissions occur naturally through many sources associated with the nitrogen cycle, which is the natural circulation of nitrogen among the atmosphere, plants, animals, and microorganisms that live in soil and water.