[1] Univ Oxford, Environm Change Inst, Dyson Perrins Bldg,South Parks Rd, Oxford OX1 3QY, England
[2] Lancaster Environm Ctr, Ctr Ecol & Hydrol, Lib Ave, Lancaster LA1 4AP, England
[3] Wageningen Univ & Res, Wageningen Environm Res, POB 47, NL-6700 AA Wageningen, Netherlands
[4] Irstea, UR EFNO, F-45290 Domaine Des Barres, Nogent Sur Vern, France
[5] Swedish Univ Agr Sci, Dept Aquat Sci & Assessment, Box 7050, S-75007 Uppsala, Sweden
[6] Uppsala Univ, Dept Earth Sci, Nat Resources & Sustainable Dev, Villavagen 16, S-75236 Uppsala, Sweden
[7] CSIR, Nat Resources & Environm, POB 320, ZA-7599 Stellenbosch, South Africa
[8] Univ KwaZulu Natal, Sch Agr Earth & Environm Sci, 27 Private Bag X01, ZA-3209 Scottsville, South Africa
[9] MTA Ctr Ecol Res, Klebelsberg Ku 3, H-8237 Tihany, Hungary
[10] European Commiss, JRC, IES, Seville, Spain
[11] Fabis Consulting Ltd, Barton IN Fabis, Nottingham NG11 0AE, England
[12] Res Inst Nat & Forest INBO, Kliniekstr 25, B-1070 Brussels, Belgium
[13] SYKE, Finnish Environm Inst, Mechelininkatu 34,POB 140, FI-00251 Helsinki, Finland
[14] Norwegian Inst Nat Res NINA, Vormstuguvegen 40, NO-2624 Lillehammer, Norway
[15] Wageningen Univ, Environm Syst Anal Grp, POB 47, NL-6700 AA Wageningen, Netherlands
[16] PBL Netherlands Environm Assessment Agcy, POB 30314, NL-2500 GH The Hague, Netherlands