About: water quality problem

Premodifier: water quality
Head noun: problem

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
low dissolve oxygen	isap:445241853	0.830692
alga bloom	isap:225982633	0.770179
high ammonia	isap:432699441	0.738730
high ammonia level	isap:221674767	0.641189
oxygen deficiency	isap:218220608	0.639176
sedimentation	isap:477564051	0.618313
salinity	isap:340632458	0.512934
nutrient pollution	isap:28880585	0.472183
contamination	isap:478035046	0.452718
eutrophication	isap:299616060	0.433117
odor	isap:3466933	0.421224
fish	isap:12188161	0.416124
period of low flow	isap:439671286	0.354684
pollutant	isap:28522848	0.258838
temperature	isap:138127163	0.238984
alga	isap:5409097	0.212616