Search Results - "Friedland, J A"

Mercury in coniferous and deciduous upland forests in northern New England, USA: implications of climate change by Richardson, J. B, Friedland, A. J

“…Climatic changes in the northeastern US are expected to cause coniferous stands to transition to deciduous stands over the next hundred years. Mercury (Hg)…”
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Influence of coniferous and deciduous vegetation on major and trace metals in forests of northern New England, USA by Richardson, J. B, Friedland, A. J

“…AIMS: Climate change and land-use are predicted to shift coniferous stands to deciduous stands in northern New England. This change in vegetation type may…”
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Base cations and micronutrients in forest soils along three clear-cut chronosequences in the northeastern United States by Richardson, J. B., Petrenko, C. L., Friedland, A. J.

“…Determining effects of clear-cutting on base cations and micronutrients is essential for ensuring the sustainability of forestry for biofuels and wood…”
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Trace metals and metalloids in forest soils and exotic earthworms in northern New England, USA by Richardson, J.B., Görres, J.H., Jackson, B.P., Friedland, A.J.

“…Trace metals and metalloids (TMM) in forest soils and invasive earthworms were studied at 9 sites in northern New England, USA. Essential (Cu, Mo, Ni, Zn, Se)…”
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Accumulation and depletion of base cations in forest floors in the northeastern United States by Yanai, R. D., Siccama, T. G., Arthur, M. A., Federer, C. A., Friedland, A. J.

“…Loss of base cations from forest soils can be accelerated by acid rain, by forest regrowth following harvest removals, and by declining inputs of base cations…”
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Forest Floor Lead Changes from 1980 to 2011 and Subsequent Accumulation in the Mineral Soil across the Northeastern United States by Richardson, J. B., Friedland, A. J., Kaste, J. M., Jackson, B. P.

“…Quantifying the transport rate of anthropogenic lead (Pb) in forest soils is essential for predicting air pollution impacts on northeastern United States soil…”
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Forest floor lead, copper and zinc concentrations across the northeastern United States: Synthesizing spatial and temporal responses by Richardson, J.B., Donaldson, E.C., Kaste, J.M., Friedland, A.J.

“…Understanding how metal concentrations in soil have responded to reductions of anthropogenic emissions is essential for predicting potential ecosystem impacts…”
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Lead migration in Podzolic soils from Scandinavia and the United States of America by Steinnes, E, Friedland, A.J

“…In the past two decades, investigators have documented a decrease in total lead concentration and amount in upper soil horizons of forest soils following a…”
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Residents-as-teachers training in U.S. residency programs and offices of graduate medical education by Morrison, E H, Friedland, J A, Boker, J, Rucker, L, Hollingshead, J, Murata, P

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Bowel wall thickening in children: differentiation with US by Siegel, M J, Friedland, J A, Hildebolt, C F

“…To determine whether vascular, ischemic, and inflammatory causes of bowel wall thickening in children can be differentiated at gray-scale and color Doppler…”
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Winter and early spring microclimate within a mid-elevation conifer forest canopy by Friedland, A.J, Boyce, R.L, Vostral, C.B, Herrick, G.T

“…Although micrometeorological data are available for numerous low-elevation locations, data from mid- and upper-elevational sites on mountains are sparse. As…”
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Exotic Earthworms Decrease Cd, Hg, and Pb Pools in Upland Forest Soils of Vermont and New Hampshire USA by Richardson, J. B., Görres, J. H., Friedland, A. J.

“…Exotic earthworms are present in the forests of northeastern USA, yet few studies have documented their effects on pollutant metals in soil. The objective of…”
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Response of Mineral Soil Carbon to Clear‐Cutting in a Northern Hardwood Forest by Vario, C.L., Neurath, R.A., Friedland, A.J.

“…Northern New England is characterized by extensive forest cover (84%) and large reservoirs of soil carbon (C). There has been an increasing demand for forests…”
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Determination of soil exchangeable-cation loss and weathering rates using Sr isotopes by Miller, Eric K, Blum, Joel D, Friedland, Andrew J

“…A means is needed for separating the total cation export from the watershed into a component derived from mineral weathering reactions and a component due to…”
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Nutrient and pollutant metals within earthworm residues are immobilized in soil during decomposition by Richardson, J.B., Renock, D.J., Görres, J.H., Jackson, B.P., Webb, S.M., Friedland, A.J.

“…Earthworms are known to bioaccumulate metals, making them a potential vector for metal transport in soils. However, the fate of metals within soil upon death…”
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Forest floor decomposition, metal exchangeability, and metal bioaccumulation by exotic earthworms: Amynthas agrestis and Lumbricus rubellus by Richardson, J. B., Görres, J. H., Friedland, A. J.

“…Earthworms have the potential to reduce the retention of pollutant and plant essential metals in the forest floor (organic horizons) by decomposing organic…”
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Lead Migration in Forest Soils: Response to Changing Atmospheric Inputs by Miller, Eric K, Friedland, Andrew J

“…A dynamic analysis of the atmosphere-soil lead system was conducted in order to estimate the response time of lead in forests soils of the northeastern US…”
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CT appearance of acute appendicitis in childhood by FRIEDLAND, J. A, SIEGEL, M. J

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Winter water relations of New England conifers and factors influencing their upper elevational limits. I. Measurements by Vostral, Chandra B, Boyce, Richard L, Friedland, Andrew J

“…The upper elevational limits of tree species are thought to be controlled by abiotic factors such as temperature and the soil and atmospheric conditions…”
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Using Stable and Radioactive Isotopes To Trace Atmospherically Deposited Pb in Montane Forest Soils by Kaste, James M, Friedland, Andrew J, Stürup, Stefan

“…Atmospheric deposition of lead (Pb) throughout the 1900s resulted in elevated amounts of this toxic metal even in remote forest soils of the northeastern…”
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