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.
A review and application of the evidence for nitrogen impacts on ecosystem services. Ecosystem Services. 7:76-88.. 2014.
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