Vulnerability of Northern ecosystems to pollution and climate change (2000-2003)
Effects of global changes on insect-plant interactions in subarctic forests
(core project of 'Global Change Impacts in the Barents Sea Region: Linking
Arctic Natural Resources, Cultures, and Economies - BALANCE, 2002-2005)
"United we stand": Does the role of positive plant-plant interactions
increase with abiotic stress? (2002-2007)