Table 4 Spearman correlation between land use and water quality indicators used in the previous studies
From: Impact of land uses on water quality in Malaysia: a review
Variables | Urban | Agricultural | Forest | Others | Physical | Chemical | Biological | Hydrological |
|---|---|---|---|---|---|---|---|---|
Urban | 1 | 0.606 | 0.724 | − 0.133 | 0.558 | 0.536 | − 0.180 | 0.714 |
Agricultural | 0.606 | 1 | 0.756 | 0.111 | 0.707 | 0.667 | 0.595 | 0.490 |
Forest | 0.724 | 0.756 | 1 | 0.228 | 0.770 | 0.764 | 0.220 | 0.508 |
Others | − 0.133 | 0.111 | 0.228 | 1 | − 0.101 | − 0.263 | 0.151 | − 0.109 |
Physical | 0.558 | 0.707 | 0.770 | − 0.101 | 1 | 0.901 | 0.438 | 0.495 |
Chemical | 0.536 | 0.667 | 0.764 | − 0.263 | 0.901 | 1 | 0.425 | 0.310 |
Biological | − 0.180 | 0.595 | 0.220 | 0.151 | 0.438 | 0.425 | 1 | − 0.183 |
Hydrological | 0.714 | 0.490 | 0.508 | − 0.109 | 0.495 | 0.310 | − 0.183 | 1 |