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See more studies on stratospheric and...
How is this determined?
The order of these related concepts is determined by a statistical analysis of the scientific literature. Highest-frequency concepts appear first.
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ozone 541 stratospheric ozone 426 radiation 283 stratosphere 151 water 121 skin 78 emissions 72 ozone layer 70 Chlorine 63 nitrogen 59 tropical 49 environment 48 cancer 47 lead 46 winter 44 Nitrous oxide 43 climate change 40 Melanoma 37 soil 37 solar radiation 34 Irradiation 33 summer 33 pollution 28 hydrogen 27 Methyl bromide 27 Sulfate 27 |
global warming 25 antarctica 23 Carbon dioxide 23 sulfuric acid 22 Chloride 21 Toxicity 18 sage 17 Northern Hemisphere 17 precipitation 17 CO2 16 oscillation 14 Nitrate 14 weather 14 halocarbons 13 HFCS 13 Vitamin 12 Southern Hemisphere 12 Tumor 9 Vitamin D 9 Infectious 8 Squamous cell carcinoma 8 Enzymes 8 plutonium 7 N2O emissions 7 cyanobacteria 7 |