Related by context. Frequent words. (Click for all words.) 52 Ecology Letters 50 carbon sequestration 49 Worldwatch 48 nitrous oxide emissions 48 FAPRI 48 Mitloehner 47 Ken Caldeira 45 NCAR scientist 45 forest ecologist 45 biofuel crops 45 Nature Geoscience 45 Patzek 44 journal Geology 44 biofuel feedstocks 44 evapotranspiration 44 croplands 43 ecologist 43 biochar 43 IIED 43 sequester carbon 43 Carbon Sequestration 43 rangeland 43 nitrogen fixation 43 Ausubel 43 Biochar 43 forest ecosystems 43 Worldwatch Institute 43 Steven Milloy 43 peatland 43 Ecosystem Marketplace 43 CO2 sequestration 43 Ecological Analysis 42 switchgrass 42 bioenergy crops 42 peer reviewed 42 Elizabeth Kolbert 42 sequestering carbon 42 abiotic 42 crop residue 42 crop residues 42 geoscientist 42 Nepstad 41 plant physiologist 41 atmospheric CO2 41 science journal Nature 41 terrestrial ecosystems 41 Roger Pielke Jr. 41 stover 41 agricultural residues 41 systematics 41 Boris Worm 41 Concerned Scientists UCS 41 Robock 41 biogeochemistry 41 Lindzen 41 American Farmland Trust 41 Ecosystem Studies 41 Rignot 41 Appalachian Voices 41 journal Geophysical Research 41 James Lovelock 40 carbon sinks 40 Conservation Biology 40 IFPRI 40 corn ethanol 40 Texas AgriLife Research 40 mycologist 40 Bighorn Basin 40 journal Nature Geoscience 40 gigatonnes 40 tropical forests 40 CO2 concentrations 40 Crutzen 40 habitat fragmentation 40 forbs 40 plankton blooms 40 Biology Letters 40 biomass 40 boreal forest 40 PNAS 40 nutrient runoff 40 ecologists 40 Millennium Ecosystem Assessment 40 Wageningen University 40 carbon dioxide sequestration 40 Applied Ecology 40 spotted owl habitat 40 freshwater ecosystems 40 salvage logging 40 PLoS Genetics 40 Coauthors 40 timber harvest 40 Jonathan Overpeck 40 IATP 40 geochemist 40 rangelands 40 corn stover 39 Sonoran Institute 39 Weather Makers 39 nitrogen trifluoride 39 #:#-# [028]