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Sequestering Carbon: Molecular and Geological Enigmas
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Photosynthetic loop capturing sunlight and fixing atmospheric carbon
  • 2. Phase where flue gases relinquish CO2 after fuel's demise
  • 3. Liquid medium often carrying solvents dissolving CO2
  • 4. Metric tracking greenhouse footprints on nature's ledger
  • 5. Harnessing living systems to lock away atmospheric carbon
  • 9. Fundamental principles governing carbon capture energetics
  • 10. Pyrolyzed biomass that sequesters carbon and enriches soils
  • 15. Surface phenomenon where gases cling without absorption's depth
  • 18. Type of solvent regeneration relying on electron transfer
Down
  • 6. Cycle restoring capture fluid by releasing CO2 under heat
  • 7. Geological trap where dissolved carbon locks deep underground
  • 8. Process turning CO2 into stable rock through geochemical alchemy
  • 11. Method trapping CO2 within physical or chemical shells
  • 12. Nitrogen-containing compound key to many solvent scrubbing systems
  • 13. Pressure-swing sorbent cycle used for selective gas separation
  • 14. Natural or artificial reservoirs absorbing more CO2 than emitted
  • 16. Selective barriers for gas molecules, molecular gatekeepers
  • 17. Dicarboxylic acid sometimes studied for CO2 sorption

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