Related by context. Frequent words. (Click for all words.) 53 fossil fuel 53 bio fuels 52 fossil fuels 51 potent greenhouse gas 51 rapidly depleting 51 decarbonise 51 decarbonisation 50 biofuels 50 admiral asks 50 Coal gasification 50 biofuel feedstock 50 compare FindStuff comprehensive 49 greenhouse gases GHGs 49 depletion 49 rapid industrialization 49 deplete oxygen 49 decarbonising 49 ecological degradation 49 AP Interview CG 49 arable land 49 agrofuels 49 biofuel feedstocks 49 nonrenewable resources 49 Rapid urbanization 49 gaseous fuels 48 greenhouse gasses 48 Fossil fuels 48 polluting fossil fuels 48 finite resource 48 biofuel 48 rapid urbanization 48 overexploitation 48 crop residues 48 depleting 48 liquefied coal 48 sequester carbon dioxide 47 conserving biodiversity 47 Tar sands 47 CO2 sequestration 47 environmental degradation 47 Renewable fuels 47 Industrialised countries 47 industrialising 46 rapidly industrializing 46 freshwater ecosystems 46 heat trapping gases emitted 46 biofuel crops 46 renewable 46 deforesting 46 drylands 46 rampant deforestation 46 semi arid regions 46 climate change 46 scarcities 46 absorbing carbon dioxide 46 biosphere 46 ethanol distilleries 46 alternative fuels 46 hydro geothermal 46 Depleting 46 carbon sinks 46 estimated metallurgical recoveries 45 Soil erosion 45 bioenergy crops 45 Carbon sequestration 45 Calpine generates 45 Caspian basin 45 renewable energy 45 greenhouse gases 45 sequestering carbon 45 baseload electricity 45 petrochemical feedstock 45 ocean ecosystems 45 biomass 45 hydrologic cycle 45 expeditionary combat systems 45 productivities 45 See Futures Movers 45 species extinctions 45 renewable feedstocks 45 biodiesel feedstock 44 arable lands 44 Melting glaciers 44 IWRM 44 sugar cane ethanol 44 agricultural residues 44 erratic monsoon 44 fuelwood 44 greenhouse emissions 44 driest continent 44 attain self sufficiency 44 By DUSTIN BLEIZEFFER 44 rice husks 44 palm plantations 44 acidifying 44 hydrological cycle 44 reduce greenhouse gas 44 burning fossil fuels 44 alternative energies 44 reducing carbon emissions 44 biomass feedstock