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carbon → ReceivesAction → released into the atmosphere	0.79
helium → ReceivesAction → released into the atmosphere	0.67
sulfur dioxide → ReceivesAction → released into the atmosphere	0.65
methane → ReceivesAction → released into the atmosphere	0.64
molecular nitrogen (subgroup of nitrogen) → ReceivesAction → released into the atmosphere	0.59
heat → ReceivesAction → released into the atmosphere	0.54
natural gas → ReceivesAction → released into the atmosphere	0.41
steam → ReceivesAction → released into the atmosphere	0.41
compound → ReceivesAction → released into the atmosphere	0.40
chlorofluorocarbon → ReceivesAction → released into the atmosphere	0.39
energy → ReceivesAction → released into the atmosphere	0.38
ocean → ReceivesAction → released into the atmosphere	0.37
oxygen → ReceivesAction → released into the atmosphere	0.34
nitrogen → ReceivesAction → released into the atmosphere	0.34
tonne → ReceivesAction → released into the atmosphere	0.30
toxin → ReceivesAction → released into the atmosphere	0.30
radiation → ReceivesAction → released into the atmosphere	0.29
spore (aspect of fungus) → ReceivesAction → released into the atmosphere	0.29
smoke → ReceivesAction → released into the atmosphere	0.28
helium balloon (subgroup of balloon) → ReceivesAction → released into the atmosphere	0.25
fiber (aspect of asbestos) → ReceivesAction → released into the atmosphere	0.19