Related by context. Frequent words. (Click for all words.) 44 biomass 41 Conserving 41 agricultural residues 41 wood chips 40 forests 40 biofuel 39 woody biomass 39 renewable 39 Cellulosic ethanol 39 biomass boiler 39 sustainably harvested 39 biofuels 38 fossil fuels 38 conserving 38 sequester carbon 38 reforested 37 biodiesel 37 carbon sinks 37 Environmental Stewardship 37 Biomass 37 reduce greenhouse gas 37 sustainably 37 woodlands 36 fossil fuel 36 ecofriendly 36 renewable energy 36 reforestation 36 carbon neutral 36 cellulosic 36 sustainable 36 environmentally friendly 36 carbon sequestration 36 expeditionary combat systems 36 burning 35 alternative fuels 35 renewable fuels 35 forest thinning 35 greenhouse gas emissions 35 bio diesel 35 bio fuels 35 reforest 35 reforesting 35 peat 35 Sustainable 35 biofuel crops 35 livestock manure 35 EarthTalk 35 Firefighters doused 35 absorbing carbon dioxide 34 bioenergy 34 GHG reduction 34 conservation 34 reducing greenhouse gas 34 environmentally friendlier 34 reduce carbon emissions 34 greenhouse gas emission reductions 34 greener 34 cellulosic ethanol 34 forest ecosystems 34 woody debris 34 bio ethanol 34 forestlands 34 forested 33 unburned 33 eco 33 carbon emission reductions 33 finite resource 33 peat bogs 33 forest 33 Planting trees 33 carbon 33 environmentally 33 prescribed burns 33 absorb carbon dioxide 33 Biogas 33 greenhouse gasses 33 tinder dry 33 composting toilets 33 biochar 33 reducing carbon emissions 33 carbon neutrality 33 peatlands 33 permaculture 33 environmentally sound 33 LEED certified buildings 33 pine forests 32 Sustainability 32 environmentally benign 32 greenhouse gas 32 ecologically friendly 32 FSC certification 32 sustainability 32 bioethanol 32 ecologically sound 32 carbon dioxide emissions 32 environmentally sensitive 32 crop residue 32 conserve 32 contaminated soils 32 environmental stewardship 32 environmentally sustainable