Sentences with phrase «from atmospheric deposition»
«That balance is negative, with greater outputs from harvest and leaching, than inputs from atmospheric deposition and fertilizers, so what is missing is coming from the soil.
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In an upcoming paper, Max Bothwell, a scientist at Environment Canada, proposed that climate change is one of four factors — along with atmospheric deposition of nitrogen from fossil fuel burning — boosting the blooms.
Increased deposition of nitrogen from atmospheric sources because of fossil fuel combustion and forest burning.
Some regions may even shift from being a carbon sink to being an atmospheric carbon dioxide source, 50,51,52 though large uncertainties exist, such as whether projected disturbances to forests will be chronic or episodic.31 Midwest forests are more resilient to forest carbon losses than most western forests because of relatively high moisture availability, greater nitrogen deposition (which tends to act as a fertilizer), and lower wildfire risk.50, 51,53
From the atmosphere, it generally falls to the surface in atmospheric deposition, generating a series of effects — corrosion of buildings, bridges and other human - made structures, acidification of soils and water bodies, and inadvertent fertilization of trees and grasslands, creating unnatural growth rates, nutrient imbalances and decreasing or altering biodiversity.
The relationship between N2O fluxes and NO3 — concentrations is consistent with observations from small streams (Baulch et al. 2011) as well as observed positive relationships between concentrations of N2O and NO3 — in reservoirs (Beaulieu et al. 2015) and in lakes receiving atmospheric nitrogen deposition (McCrackin and Elser 2011).
· The oceans» uptake and storage capacity for greenhouse gases will be affected by changes in nutrient availability resulting from other changes in precipitation, runoff, and atmospheric deposition.
• The oceans» uptake and storage capacity for greenhouse gases will be affected further by changes in nutrient availability in the ocean resulting from other changes in precipitation, runoff, and atmospheric deposition.
Other researchers used historical (real - world) data for land use, atmospheric CO2 concentration, nitrogen deposition, fertilization, ozone levels, rainfall and climate, to develop a computer model that simulates plant growth responses for southern US habitats from 1895 to 2007.
However, both sediment records of atmospheric deposition of Hg2 + species at high northern latitudes and atmospheric GEM concentrations inferred from Greenland firn air support the conclusion that transfer of anthropogenic inorganic mercury through the atmosphere to terrestrial and marine reservoirs occurs on a large scale.
In the Arctic, the record of atmospheric deposition of Hg2 + species in lake sediments exhibits a similar global trend as atmospheric GEM concentrations inferred from Greenland firn: lake sediments show an increase in mercury deposition which parallels increasing industrialization (see ref.
Cycling within individual lake and transport from surrounding catchment soils may amplify or diminish the atmospheric deposition signal.
The site, designed to exploit grasslands as models for understanding how ecosystems may respond to climate change, hosts a number of studies of the potential effects from elevated atmospheric carbon dioxide, elevated temperature, increased precipitation, and increased nitrogen deposition.