Sentences with phrase «of global biogeochemical cycles»

Human use of biomass for food, feed, fiber, fuel, and materials has become a primary component of global biogeochemical cycles of carbon, nitrogen, phosphorous, and other nutrients.

Not exact matches

They report in Global Biogeochemical Cycles that, of the carbon entering coastal waters from rivers and the atmosphere, about 20 percent is buried while 80 percent flows out to the open ocean.

«We find annual phosphorus input (for all of Greenland's outlet glaciers) are at least equal to some of the world's largest rivers, such as the Mississippi and the Amazon,» Hawkings and his colleagues report in a new study accepted for publication in Global Biogeochemical Cycles, a journal of the American Geophysical Union.

The working group on coupled biogeochemical cycling and controlling factors dealt with questions regarding the role of plankton diversity, how ocean biogeochemistry will respond to global changes on decadal to centennial time scales, the key biogeochemical links between the ocean, atmosphere, and climate, and the role of estuaries, shelves, and marginal seas in the capturing, transformation, and exchange of terrestrial and open - marine material.

In a new study recently published in the journal Global Biogeochemical Cycles, scientists of Kiel University (CAU) with colleagues from GEOMAR Helmholtz Centre for Ocean Research Kiel and international partners from the USA, New Zealand, and Great Britain studied marine benthic shell - forming organisms around the world in relation to the chemical conditions they currently experience — with a surprising result: 24 percent, almost a quarter of the analyzed species, including sea urchins, sea stars, coralline algae or snails, already live in seawater unfavorable to the maintenance of their calcareous skeletons and shells (a condition referred to as CaCO3 - undersaturation).

This particular forest is located between the rain forest of the Amazon Basin and the tropical Brazilian Savanna, so it plays a crucial role in both regional and global biogeochemical cycling.

«It's another example of humans upsetting global biogeochemical cycles with unintended consequences,» he says.

An article published in the Global Biogeochemical Cycles on 20th of February 2018 estimates that solar radiation mineralizes 45 teragrams of terrestrial dissolved organic carbon in the ocean.

But Ito found that up to 80 per cent of the iron in shipping soot is soluble (Global Biogeochemical Cycles, doi.org/kdj).

Predicting the effects of future ocean warming on biogeochemical cycles depends critically on understanding how existing global temperature variation affects phytoplankton.

Rising ocean temperatures will alter the productivity and composition of marine phytoplankton communities, thereby affecting global biogeochemical cycles.

With our new found understanding of how Bacteria and Archaea impact global biogeochemical cycling, the differential role of divergent microbial metabolisms and lineages in food webs must be addressed.

But some of Florida's reefs appear to be getting a head start, according to research published in Global Biogeochemical Cycles on Monday.

However, despite their importance in biogeochemical processes, some of the paths comprising the global cycles of N and P are not completely known30, 31.

The paper, titled «Characterizing the annual cycle of African dust transport to the Caribbean Basin and South America and its impacts on the environment and air quality,» was published in the Early View online edition of the American Geophysical Union's journal Global Biogeochemical Cycles.

Langenfelds, R.L., R.J. Francey, B.C. Pak, L.P. Steele, J. Lloyd, C.M. Trudinger, and C.E. Allison, Interannual growth rate variations of atmospheric CO2 and its delta C - 13, H - 2, CH4, and CO between 1992 and 1999 linked to biomass burning, Global Biogeochemical Cycles, 16 (3), 2002.

Summary for Policymakers Chapter 1: Introduction Chapter 2: Observations: Atmosphere and Surface Chapter 3: Observations: Ocean Chapter 4: Observations: Cryosphere Chapter 5: Information from Paleoclimate Archives Chapter 6: Carbon and Other Biogeochemical Cycles Chapter 7: Clouds and Aerosols Chapter 8: Anthropogenic and Natural Radiative Forcing Chapter 8 Supplement Chapter 9: Evaluation of Climate Models Chapter 10: Detection and Attribution of Climate Change: from Global to Regional Chapter 11: Near - term Climate Change: Projections and Predictability Chapter 12: Long - term Climate Change: Projections, Commitments and Irreversibility Chapter 13: Sea Level Change Chapter 14: Climate Phenomena and their Relevance for Future Regional Climate Change Chapter 14 Supplement Technical Summary

We are biologically homogenising the biosphere, overharvesting certain species and functional guilds, altering a range of biogeochemical cycles, fragmenting vast landscapes down to local ecological communities, and saturating the planet's surface in a number of synthetic compounds: the slash and burn approach to global habitat management.

Le Quéré, C., Buitenhuis, E. T., Moriarty, R., Alvain, S., Aumont, O., Bopp, L., Chollet, S., Enright, C., Franklin, D. J., Geider, R. J., Harrison, S. P., Hirst, A., Larsen, S., Legendre, L., Platt, T., Prentice, I. C., Rivkin, R. B., Sathyendranath, S., Stephens, N., Vogt, M., Sailley, S., and Vallina, S. M.: Role of zooplankton dynamics for Southern Ocean phytoplankton biomass and global biogeochemical cycles, Biogeosciences Discuss., 12, 11935 - 11985, 2015.

Participants reviewed the motivations for the new PAGES CoralHydro2k project, temperature estimates from a variety of geochemical proxies and their uncertainties, the challenges with fossil corals, novel proxies for global biogeochemical cycles, and data management and sample exchange.

My studies included graduate level courses in global biogeochemical cycles as well as the science behind, limitations of, and theories supporting the early global climate models (GCMs).

The myriad of processes that transform energy, that result in the motion of mass in the atmosphere, in oceans, and on land, processes that drive the global water, carbon, and other biogeochemical cycles, all have in common that they are irreversible in their nature.»

So the latest study, published in Global Biogeochemical Cycles journal is just another confirmation of some alarming portents.

1 The proportion of anthro - CO2 added to the annual global biogeochemical cycle is 3 percent.

Through the Anthropocene lens, the daily workings of the energy grid, transportation, industry and commerce inexorably deteriorate global biogeochemical systems like the carbon, phosphorous and water cycles.

Geographic Distribution of Crop Areas, Yields, Physiological Types, and Net Primary Production,» Global Biogeochemical Cycles 22 (2008): GB1022.

Scientists» understanding of the fundamental processes responsible for global climate change has greatly improved during the last decade, including better representation of carbon, water, and other biogeochemical cycles in climate models.

Here we use a set of integrative approaches that combine metatranscriptomes, biochemical data, cellular physiology and emergent phytoplankton growth strategies in a global ecosystems model, to show that temperature significantly affects eukaryotic phytoplankton metabolism with consequences for biogeochemical cycling under global warming.

Gornitz, V., and I. Fung, Potential distribution of methane hydrate in the world's oceans, Global Biogeochemical Cycles, 8, 335 - 347, 1994.