Table 4:
Percentage of various land cover categories and their change in all forging sites during 2010 and 2020 in Kolkata, West Bengal, India [
indicates increase and 
indicates decrease in the area of respective land cover areas in 2020]
| Land cover | FS1 | FS2 | FS3 | FS 4 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | |
| Built-up area (BUA) | 41.14% | 38.86% | −2.28 | 44.00% | 48.41% | +4.41 | 28.73% | 32.86% | +4.13 | 59.35% | 60.24% | +0.89 |
| Tree cover (TC) | 41.22% | 34.53% | −6.69 | 47.92% | 43.76% | −4.16 | 64.84% | 58.73% | −6.11 | 32.90% | 33.14% | +0.24 |
| Water area (WA) | 3.51% | 11.84% | +8.33 | 0.00% | 1.47% | +1.47 | 0.56% | 2.46% | +1.9 | 0.90% | 2.94% | +2.04 |
| Open ground (OG) | 4.73% | 12.41% | +7.68 | 2.20% | 4.65% | +2.45 | 0.95% | 5.16% | +4.21 | 1.22% | 2.53% | +1.31 |
| Barren land (BL) | 5.71% | 2.37% | −3.34 | 3.76% | 1.63% | −2.13 | 1.51% | 0.79% | −0.72 | 5.14% | 1.14% | −4.00 |
| Crop fields (CF) | 3.67% | 0.00% | −3.67 | 2.12% | 0.08% | −2.04 | 3.41% | 0.00% | −3.41 | 0.49% | 0.00% | −0.49 |
| Land cover | FS1 | FS2 | FS3 | FS 4 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | |
| Built-up area (BUA) | 41.14% | 38.86% | −2.28 | 44.00% | 48.41% | +4.41 | 28.73% | 32.86% | +4.13 | 59.35% | 60.24% | +0.89 |
| Tree cover (TC) | 41.22% | 34.53% | −6.69 | 47.92% | 43.76% | −4.16 | 64.84% | 58.73% | −6.11 | 32.90% | 33.14% | +0.24 |
| Water area (WA) | 3.51% | 11.84% | +8.33 | 0.00% | 1.47% | +1.47 | 0.56% | 2.46% | +1.9 | 0.90% | 2.94% | +2.04 |
| Open ground (OG) | 4.73% | 12.41% | +7.68 | 2.20% | 4.65% | +2.45 | 0.95% | 5.16% | +4.21 | 1.22% | 2.53% | +1.31 |
| Barren land (BL) | 5.71% | 2.37% | −3.34 | 3.76% | 1.63% | −2.13 | 1.51% | 0.79% | −0.72 | 5.14% | 1.14% | −4.00 |
| Crop fields (CF) | 3.67% | 0.00% | −3.67 | 2.12% | 0.08% | −2.04 | 3.41% | 0.00% | −3.41 | 0.49% | 0.00% | −0.49 |
Table 4:
Percentage of various land cover categories and their change in all forging sites during 2010 and 2020 in Kolkata, West Bengal, India [ indicates increase and indicates decrease in the area of respective land cover areas in 2020]
| Land cover | FS1 | FS2 | FS3 | FS 4 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | |
| Built-up area (BUA) | 41.14% | 38.86% | −2.28 | 44.00% | 48.41% | +4.41 | 28.73% | 32.86% | +4.13 | 59.35% | 60.24% | +0.89 |
| Tree cover (TC) | 41.22% | 34.53% | −6.69 | 47.92% | 43.76% | −4.16 | 64.84% | 58.73% | −6.11 | 32.90% | 33.14% | +0.24 |
| Water area (WA) | 3.51% | 11.84% | +8.33 | 0.00% | 1.47% | +1.47 | 0.56% | 2.46% | +1.9 | 0.90% | 2.94% | +2.04 |
| Open ground (OG) | 4.73% | 12.41% | +7.68 | 2.20% | 4.65% | +2.45 | 0.95% | 5.16% | +4.21 | 1.22% | 2.53% | +1.31 |
| Barren land (BL) | 5.71% | 2.37% | −3.34 | 3.76% | 1.63% | −2.13 | 1.51% | 0.79% | −0.72 | 5.14% | 1.14% | −4.00 |
| Crop fields (CF) | 3.67% | 0.00% | −3.67 | 2.12% | 0.08% | −2.04 | 3.41% | 0.00% | −3.41 | 0.49% | 0.00% | −0.49 |
| Land cover | FS1 | FS2 | FS3 | FS 4 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | 2010 | 2020 | Change | |
| Built-up area (BUA) | 41.14% | 38.86% | −2.28 | 44.00% | 48.41% | +4.41 | 28.73% | 32.86% | +4.13 | 59.35% | 60.24% | +0.89 |
| Tree cover (TC) | 41.22% | 34.53% | −6.69 | 47.92% | 43.76% | −4.16 | 64.84% | 58.73% | −6.11 | 32.90% | 33.14% | +0.24 |
| Water area (WA) | 3.51% | 11.84% | +8.33 | 0.00% | 1.47% | +1.47 | 0.56% | 2.46% | +1.9 | 0.90% | 2.94% | +2.04 |
| Open ground (OG) | 4.73% | 12.41% | +7.68 | 2.20% | 4.65% | +2.45 | 0.95% | 5.16% | +4.21 | 1.22% | 2.53% | +1.31 |
| Barren land (BL) | 5.71% | 2.37% | −3.34 | 3.76% | 1.63% | −2.13 | 1.51% | 0.79% | −0.72 | 5.14% | 1.14% | −4.00 |
| Crop fields (CF) | 3.67% | 0.00% | −3.67 | 2.12% | 0.08% | −2.04 | 3.41% | 0.00% | −3.41 | 0.49% | 0.00% | −0.49 |
