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Inertia in an ombrotrophic bog ecosystem in response to 9 years' realistic perturbation by wet deposition of nitrogen, separated by form. Global Change Biology. 20(2):566-580.. 2014.
New science on the effects of N deposition and concentrations on Natura 2000 sites, including bio-indicators, effects of N-form (e.g., NHx vs NOy), and the relationships between critical thresholds and biodiversity loss.. Workshop at the Bedford Hotel and Conference Centre, Brussels.. 2009.
New science on the effects of nitrogen deposition and concentrations on Natura 2000 sites (theme 3): background documement. Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. :115-129.. 2011.
New science on the effects of nitrogen deposition and concentrations on Natura 2000 sites (theme 3): working group report. Nitrogen deposition and Natura 2000: Science and practice in determining environmental impacts. :129-136.. 2011.
Nitrogen form makes a difference to the responses of a peatland to enhanced reactive nitrogen deposition [abstract]. Book of Abstracts: Joint Society of Wetland Scientists. :289.. 2011.
PK additions modify the effects of N dose and form on species composition, species litter chemistry and peat chemistry in a Scottish peatland. Biogeochemistry. 116(1-3):39-53.. 2013.
Potassium and phosphorus additions modify the response of Sphagnum capillifolium growing on a Scottish ombrotrophic bog to enhanced nitrogen deposition.. Applied Geochemistry. 22(6):1111-1121.. 2007.
Potential for the Further Development and Application of Critical Levels to Assess the Environmental Impacts of Ammonia. Atmospheric Ammonia. :41-48.. 2009.
The processes controlling uptake and storage of N and the effects of N deposition on semi-natural vegetation.. Nitrogen Umbrella Project.. 2003.
Quantifying dry NH3 deposition from an automated NH3 release system to ombrotrophic bog vegetation. Water, Air and Soil Pollution: Focus. 4:207-218.. 2004.
Reassessment of Critical Levels for Atmospheric Ammonia. Atmospheric Ammonia. :15-40.. 2009.
Refinement and testing of bio-monitoring methods and development of protocols, for assessing impacts of atmospheric nitrogen deposition or concentrations on statuary nature conservation sites... 2003.
Response of enchytraeid worm populations to different forms of nitrogen (ammonia, ammonium, and nitrate) deposition.. Soil Organisms. 81(2):225-236.. 2009.
Response of Sphagnum papillosum and Drosera rotundifolia to Reduced and Oxidized Wet Nitrogen Deposition. Folia Geobotanica. 47(2). 2012.
Sources, dispersion and fate of atmospheric ammonia. Nitrogen in the Environment - Sources, Problems, and Management. :333-393.. 2008.
Standardised Grasses as Biomonitors of Ammonia Pollution Around Agricultural Point Sources. Atmospheric Ammonia. :269-279.. 2009.
Terrestrial Umbrella - Effects of eutrophication and acidification on terrestrial ecosystems. Annual Report 2009.. 2009.
Turnover of labile and recalcitrant soil carbon differ in response to nitrate and ammonium deposition in an ombrotrophic peatland.. Global Change Biology. 16:2307-2321.. 2010.