Ecosystem responses to elevated CO₂ governed by plant-soil interactions and the cost of nitrogen acquisition - Terrer, César (Imperial College London. Department of Life Sciences) ; Vicca, Sara (Universiteit Antwerpen. Departement Biologie) ; Stocker, Benjamin (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Hungate, Bruce A (Northern Arizona University. Center for Ecosystem Science and Society) ; Phillips, Richard P. (Indiana University, Bloomington. Department of Biology) ; Reich, P. B. (University of Minnesota. Department of Forest Resources) ; Finzi, Adrien C. (Boston University. Department of Biology) ; Prentice, Iain Colin (Imperial College London. Department of Life Sciences)