First Europe-wide correlation analysis identifying factors best explaining the total nitrogen concentration in mosses. Atmospheric Environment. 44:3485-3491.. 2010.
First thorough identification of factors associated with Cd, Hg and Pb concentrations in mosses sampled in the European Surveys 1990, 1995, 2000 and 2005. Journal of Atmospheric Chemistry. 63:109-124.. 2009.
Have ozone effects on carbon sequestration been overestimated? A new biomass response function for wheat Biogeosciences. 11:4521-4528.. 2014.
Heavy metal and nitrogen concentrations in mosses are declining across Europe whilst some "hotspots" remain in 2010. Environmental Pollution. 200:93-104.. 2015.
Identifying ozone-sensitive communities of (semi-)natural vegetation suitable for mapping exceedance of critical levels. Environmental Pollution. 146:736-743.. 2007.
Impact of ground-level ozone on crop production in a changing climate. Climate Change and Crops.. 2006.