Related by context. Frequent words. (Click for all words.) 61 Stormwater runoff 60 pollute waterways 60 absorbs carbon dioxide 60 absorb rainwater 60 decaying vegetation 59 recharge groundwater 59 diarrhea cramps nausea 58 deplete oxygen 58 recharge aquifers 58 Nitrogen oxide 57 biofiltration 57 unlined pits 56 herbicides pesticides 56 decomposing organic 56 Methylmercury 56 fertilizers herbicides 55 potent greenhouse gas 55 Nitrogen oxides 55 rotting vegetation 55 decomposers 55 Mosquitoes breed 55 Leachate 55 mold fungi 55 fecal material 55 Volatile organic compounds 55 Chlorinated 54 Grass clippings 54 pollutes 54 Volatile Organic Compounds VOCs 54 smog acid 54 polluting waterways 54 Raw sewage 54 Hydrogen sulfide 54 creeks rivers 54 toxic residues 53 nesting habitats 53 impermeable surfaces 53 contaminates 53 groundwater aquifer 53 collects rainwater 53 aerates 53 Clean Streams Law 53 Acidic 53 Sulfuric acid 52 fungus spores 52 Irrigating 52 inflowing 52 Soil erosion 52 acidify 52 Sulphur dioxide 52 methane CH4 52 biodegraded 52 aquatic invertebrates 52 contaminate groundwater 52 leaches 52 streambanks 52 Kuan Yin Taiwan 51 fluorocarbons 51 lung irritant 51 bentonite clay 51 plantlife 51 irrigating crops 51 nutrient rich 51 polluting groundwater 51 bd.className + = 51 iron sulfate 51 corrosives 51 backwashing 51 phosphorus runoff 51 contaminate drinking 51 Toxic chemicals 51 heavily polluted 51 Calcium carbonate 51 permeable paving 51 salination 51 nutrient deficient 51 pesticides fertilizers 51 Sewage spills 51 Diesel exhaust 51 pollute 51 Sulfur dioxide 50 turbid water 50 #,#,# cu ft 50 tailing ponds 50 borne pathogens 50 Thoroughly cooking 50 Edge Moor 50 Overwatering 50 wetland vegetation 50 freshwater habitats 50 fungal spores 50 Sedimentation 50 fertilizers pesticides 50 reactive nitrogen 50 tannic acid 50 Algae blooms 50 potent neurotoxin 50 Drip irrigation 50 Rinse thoroughly 50 petroleum byproducts 50 sludges