Related by context. Frequent words. (Click for all words.) 55 flows 54 potassium ions 53 evaporation 53 adsorbed 52 silts 52 potent greenhouse gas 52 sodium ions 52 digestive juices 52 oxygen ions 51 deplete oxygen 51 evaporates 51 carbonic acid 51 hydrologic cycle 51 hydrogen ions 51 tiny pores 51 absorbs moisture 50 liquefies 50 liquify 50 chloride ions 50 oxidise 50 entrained 50 hydroxyl radicals 49 ionised 49 hydrothermal fluids 49 oxidising 49 Ultraviolet light 49 biodegraded 49 liquid electrolyte 49 filtrate 49 ionize 49 hygroscopic 49 oxidizes 49 decaying vegetation 49 Reverse osmosis 48 methane CH4 48 aqueous humor 48 Syr Darya 48 Acidic 48 miscible 48 flow 48 atmospheric nitrogen 48 acidify 48 groundwater aquifers 48 mineral salts 47 inrush 47 salinization 47 ionized gas 47 decomposing organic 47 streambanks 47 supercooled 47 plankton blooms 47 droplet 47 recharge groundwater 47 hydrological cycle 47 distributed unevenly 47 absorbs sunlight 47 upwellings 47 moistens 47 recirculation 47 temperature gradients 47 Gamma rays 46 reactive nitrogen 46 supernatant 46 metastable 46 interfacial 46 calcium ions 46 leaches 46 seawaters 46 bloats 46 absorbs carbon dioxide 46 malinvestments 46 methane ethane 46 aether 46 phloem 46 cytosol 46 adenosine triphosphate 46 viscous liquid 46 aerosol particles 46 hydro carbons 46 fluxes 46 phytoplankton blooms 46 adsorb 46 exothermic 46 oxygenating 46 hydroxide 46 interstellar clouds 46 toxic residues 45 aerates 45 biodegrading 45 groundwater depletion 45 lithium ions 45 agglomerates 45 radiative 45 clathrates 45 Aquifers 45 outflow 45 malinvestment 45 effluence 45 corrosive acid 45 tannic acid 45 reactant