Forest health in North America: some perspectives on actual and potential roles of climate and air pollution
S McLaughlin, K Percy - Forest Growth Responses to the Pollution Climate …, 1999 - Springer
The perceived health of forest ecosystems over large temporal and spatial scales can be
strongly influenced by the frames of reference chosen to evaluate both forest condition and …
strongly influenced by the frames of reference chosen to evaluate both forest condition and …
Determination and mapping critical loads of acidity and exceedances for upland forest soils in Eastern Canada
R Ouimet, PA Arp, SA Watmough, J Aherne… - Water, Air, and Soil …, 2006 - Springer
Critical loads of acidity were estimated for upland forests in Eastern Canada using the
steady-state Simple Mass Balance (SMB) Model. A consistent methodology was applied to …
steady-state Simple Mass Balance (SMB) Model. A consistent methodology was applied to …
A decade of forest tree monitoring in Canada: evidence of air pollution effects
D McLaughlin - Environmental Reviews, 1998 - cdnsciencepub.com
In Canada, the eastern tolerant hardwood forest is potentially at risk from air pollution.
Surveys indicate that, overall, the condition of hardwood forests has either not changed or …
Surveys indicate that, overall, the condition of hardwood forests has either not changed or …
Major element fluxes from a coniferous catchment in central Ontario, 1983–1999
SA Watmough, PJ Dillon - Biogeochemistry, 2004 - Springer
Acid deposition over time scales of decades may deplete essential base cation (BC)
reserves in soils to the extent that forest health may be affected. In order to assess the …
reserves in soils to the extent that forest health may be affected. In order to assess the …
Climate effects on stream nitrate concentrations at 16 forested catchments in south central Ontario
SA Watmough, MC Eimers, J Aherne… - … Science & Technology, 2004 - ACS Publications
Increased nitrate (NO3) concentrations in streamwaters draining forested catchments are
reportedly an early indicator of nitrogen (N) saturation. Nitrate concentrations in streams …
reportedly an early indicator of nitrogen (N) saturation. Nitrate concentrations in streams …
Base cation and nitrogen budgets for a mixed hardwood catchment in south-central Ontario
SA Watmough, PJ Dillon - Ecosystems, 2003 - Springer
There is growing concern that available base cation pools in soil are declining in eastern
North America and that some forests are approaching nitrogen (N) saturation due to the …
North America and that some forests are approaching nitrogen (N) saturation due to the …
Impact of nutrient removal through harvesting on the sustainability of the boreal forest
L Duchesne, D Houle - Ecological Applications, 2008 - Wiley Online Library
The cycling of base cations (K, Ca, Mg, and Na) was investigated in a boreal balsam fir
forest (the Lake Laflamme Watershed) between 1999 and 2005. Base cation budgets were …
forest (the Lake Laflamme Watershed) between 1999 and 2005. Base cation budgets were …
Assessing the geochemical balance of managed boreal forests
A sustainable forest management system requires that a balance must be reached between
ecosystem nutrient losses and gains in the course of a rotation. In order to determine the …
ecosystem nutrient losses and gains in the course of a rotation. In order to determine the …
[PDF][PDF] Estimating the sensitivity of forest soils to acid deposition in the Athabasca Oil Sands Region, Alberta
CJ Whitfield, J Aherne, SA Watmough… - Journal of …, 2010 - pdfs.semanticscholar.org
ABSTRACT The Athabasca Oil Sands Region of northern Alberta is home to the largest
source of S emissions in Canada, and some of the surrounding upland forests are located …
source of S emissions in Canada, and some of the surrounding upland forests are located …
A Dendrochemical Survey of Sugar Maple (Acer saccharum Marsh) in South-Central Ontario, Canada
SA Watmough - Water, Air, and Soil Pollution, 2002 - Springer
A dendrochemical survey of sugar maple (Acer saccharum Marsh) was conducted insouth-
central Ontario, which encompassed twenty-two sites in areas that both exceeded orwere …
central Ontario, which encompassed twenty-two sites in areas that both exceeded orwere …