Journal Article 367 142M471B3J 172 Carbon Dioxide 172 Research Support, Non-U.S. Gov't 123 elevated CO2 116 Soil 62 N762921K75 58 mehr ... Nitrogen 58 climate change 55 Research Support, U.S. Gov't, Non-P.H.S. 51 7440-44-0 40 Carbon 40 Elevated CO(2) 38 059QF0KO0R 32 Water 32 photosynthesis 26 drought 23 elevation 23 elevated temperature 20 Review 16 elevation gradient 16 warming 15 Climate change 14 Elevated temperature 13 Plant Proteins 13 temperature 12 1406-65-1 11 Chlorophyll 11 Photosynthesis 11 elevated carbon dioxide 11 weniger ...