Ecology of Human Habitat and Urban Form
Covered Land Area
| Land area covered by built landscape types (square km) | |||||
| Sacramento | Portland | Las Vegas | Atlanta | Boston | |
| Airport | 47 | 18 | 23 | 32 | 25 |
| Apartment Blocks Campus | 0 | 0 | 0 | 0 | 8 |
| Campus | 55 | 38 | 17 | 64 | 31 |
| Civic | 47 | 1 | 2 | 3 | 2 |
| Commercial Strip | 24 | 21 | 25 | 160 | 48 |
| County Roads | 1 | 0 | 0 | 6 | 72 |
| Degenerate Grid | 106 | 182 | 66 | 107 | 429 |
| Garden Apartments | 43 | 26 | 49 | 122 | 30 |
| Garden Suburb | 14 | 4 | 0 | 1 | 84 |
| Heavy Industry | 32 | 74 | 12 | 41 | 17 |
| Hillside | 4 | 8 | 0 | 0 | 0 |
| Incremental/Mixed | 37 | 27 | 94 | 68 | 148 |
| Land of the Dead | 2 | 4 | 1 | 7 | 22 |
| Long Blocks | 0 | 0 | 0 | 8 | 0 |
| Loops and Lollipops | 449 | 305 | 352 | 2469 | 601 |
| Malls & Boxes | 38 | 23 | 48 | 65 | 64 |
| New Urbanism | 4 | 7 | 0 | 1 | 0 |
| Organic | 0 | 0 | 0 | 0 | 0 |
| Quasi Grid | 6 | 1 | 0 | 25 | 121 |
| Rectangular Block Grid | 14 | 72 | 17 | 10 | 120 |
| Rural Sprawl | 954 | 291 | 13 | 943 | 1024 |
| Superblocks | 0 | 0 | 0 | 0 | 0 |
| Trailer Park | 13 | 8 | 9 | 4 | 6 |
| Upscale Enclave | 135 | 16 | 46 | 32 | 50 |
| Urban Grid | 27 | 35 | 1 | 13 | 1 |
| Workplace Boxes | 102 | 6 | 51 | 299 | 144 |
| Total | 2156 | 1194 | 824 | 4479 | 3047 |
| Approx. population, millions | 1.9 | 2 | 2.2 | 5.5 | 4.5 |
| Density (pers/sq. km) | 881 | 1675 | 2669 | 1228 | 1477 |
Impervious Surfaces
| Built Landscapes and Impervious Surfaces (averages for six cities) | ||||||
| Sacramento Mean | Portland Mean | Las Vegas Mean | Atlanta Mean | Boston Mean | Overall Mean | |
| Airport | 21 | 33 | 49 | 40 | 30 | 34 |
| Apartment Blocks Campus | 40 | 56 | 61 | 53 | ||
| Campus | 27 | 44 | 50 | 33 | 55 | 41 |
| Civic | 68 | 72 | 62 | 49 | 75 | 65 |
| Commercial Strip | 11 | 71 | 67 | 53 | 53 | 53 |
| County Roads | 46 | 14 | 16 | 24 | ||
| Degenerate Grid | 59 | 46 | 49 | 24 | 43 | 43 |
| Garden Apartments | 52 | 55 | 57 | 34 | 40 | 48 |
| Garden Suburb | 41 | 38 | 26 | 47 | 38 | |
| Heavy Industry | 45 | 69 | 45 | 54 | 71 | 58 |
| Hillside | 16 | 27 | 21 | |||
| Incremental/Mixed | 29 | 38 | 35 | 35 | 32 | 37 |
| Land of the Dead | 25 | 16 | 38 | 14 | 28 | 24 |
| Long Blocks | 16 | 26 | ||||
| Loops and Lollipops | 38 | 40 | 47 | 17 | 30 | 34 |
| Malls & Boxes | 68 | 75 | 64 | 64 | 56 | 66 |
| New Urbanism | 43 | 43 | 24 | 41 | ||
| Organic | 14 | |||||
| Quasi Grid | 32 | 70 | 41 | 56 | 52 | |
| Rectangular Block Grid | 51 | 54 | 55 | 34 | 58 | 51 |
| Rural Sprawl | 27 | 10 | 6 | 6 | 16 | 13 |
| Superblocks | 74 | 67 | ||||
| Trailer Park | 50 | 59 | 26 | 35 | 44 | |
| Upscale Enclave | 19 | 23 | 41 | 13 | 14 | 22 |
| Urban Grid | 51 | 63 | 72 | 55 | 64 | 60 |
| Workplace Boxes | 59 | 69 | 57 | 49 | 45 | 56 |
| All Built Landscape | 36 | 43 | 51 | 24 | 27 | 38 |
Surface Temperature
| Built Landscapes and Surface Temperature (averages for six cities) | ||||||
| Sacramento Mean | Portland Mean | Las Vegas Mean | Atlanta Mean | Boston Mean | Overall Mean | |
| Airport | 42.33 | 42.91 | 51.99 | 44.77 | 35.81 | 41.75 |
| Apartment Blocks Campus | 37.68 | 37.57 | 37 | |||
| Campus | 40.99 | 40.74 | 50.64 | 43.58 | 35.63 | 40.86 |
| Civic | 42.29 | 41.79 | 52.36 | 47.86 | 38.71 | 43.01 |
| Commercial Strip | 40.74 | 41.6 | 51.97 | 43.14 | 35.37 | 41.49 |
| County Roads | 40.36 | 40.82 | 33.27 | 36.44 | ||
| Degenerate Grid | 39.91 | 39.02 | 51.99 | 40.96 | 33.31 | 39.53 |
| Garden Apartments | 40.16 | 40.1 | 50.81 | 42.58 | 33.24 | 40.15 |
| Garden Suburb | 39.33 | 36.47 | 41.99 | 34.43 | 37.21 | |
| Heavy Industry | 40.76 | 41.42 | 51.55 | 44.35 | 36.37 | 50.16 |
| Hillside | 36.28 | 34.3 | 35.29 | |||
| Incremental/Mixed | 39.22 | 38.51 | 50.74 | 41.65 | 31.54 | 39.29 |
| Land of the Dead | 39.25 | 35.98 | 47.72 | 42 | 32.58 | 38.45 |
| Long Blocks | 40.21 | 37.63 | ||||
| Loops and Lollipops | 38.25 | 38.29 | 49.86 | 37.94 | 32.59 | 38.06 |
| Malls & Boxes | 41.67 | 42.76 | 50.97 | 46.43 | 37.14 | 42.67 |
| New Urbanism | 41.97 | 41.83 | 43.22 | 40.99 | ||
| Organic | 33.98 | |||||
| Quasi Grid | 37.86 | 42.54 | 41.99 | 35.77 | 38.68 | |
| Rectangular Block Grid | 39.46 | 52.64 | 41.85 | 36.59 | 40.52 | |
| Rural Sprawl | 37.57 | 36.57 | 42.41 | 35.77 | 32.27 | 42.76 |
| Superblocks | 40.57 | 37.58 | ||||
| Trailer Park | 38.44 | 40.56 | 51.66 | 40.53 | 32.1 | 39.53 |
| Upscale Enclave | 37.16 | 36.17 | 48.2 | 40 | 30.79 | 37.28 |
| Urban Grid | 39.71 | 40.31 | 53.01 | 44.47 | 38.12 | 41.38 |
| Workplace Boxes | 41.32 | 42.18 | 52.32 | 45.06 | 36.06 | 42.01 |
| All Built Landscape | 37.67 | 39.78 | 49.77 | 40.3 | 33.27 | 39.28 |
Vegetation
| Built Landscapes and Vegetation (average NDVI - the larger the number, the "greener" the urban form type) | ||||||
| Sacremento Mean | Portland Mean | Las Vegas Mean | Atlanta Mean | Boston Mean | Overall Mean | |
| Airport | 0.2 | 0.27 | 0.12 | 0.33 | 0.44 | 0.29 |
| Apartment Blocks | 0.43 | 0.26 | 0.37 | |||
| Campus | 0.27 | 0.41 | 0.3 | 0.44 | 0.49 | 0.4 |
| Civic | 0.2 | 0.24 | 0.13 | 0.29 | 0.47 | 0.27 |
| Commercial Strip | 0.2 | 0.25 | 0.17 | 0.37 | 0.29 | 0.29 |
| Country Roads | 0.37 | 0.57 | 0.58 | 0.55 | ||
| Degenerate Grid | 0.35 | 0.44 | 0.25 | 0.59 | 0.45 | 0.43 |
| Garden Apartments | 0.34 | 0.41 | 0.24 | 0.52 | 0.59 | 0.42 |
| Garden Suburb | 0.38 | 0.54 | 0.6 | 0.55 | 0.47 | |
| Heavy Industry | 0.25 | 0.26 | 0.14 | 0.31 | 0.25 | 0.24 |
| Hillside | 0.62 | 0.62 | ||||
| Incremental/Mixed | 0.35 | 0.46 | 0.28 | 0.49 | 0.53 | 0.43 |
| Land of the Dead | 0.42 | 0.6 | 0.34 | 0.58 | 0.63 | 0.53 |
| Long Blocks | 0.65 | 0.62 | ||||
| Loops & Lollipops | 0.36 | 0.49 | 0.35 | 0.54 | 0.51 | 0.46 |
| Malls & Boxes | 0.22 | 0.2 | 0.27 | 0.43 | 0.27 | |
| New Urbanism | 0.24 | 0.37 | 0.46 | 0.37 | ||
| Organic | 0.59 | |||||
| Quasi Grid | 0.36 | 0.25 | 0.48 | 0.45 | 0.38 | |
| Rectangular Block Grid | 0.35 | 0.41 | 0.19 | 0.52 | 0.4 | 0.38 |
| Rural Sprawl | 0.4 | 0.54 | 0.14 | 0.6 | 0.52 | 0.47 |
| Superblocks | 0.22 | 0.22 | ||||
| Trailer Park | 0.29 | 0.34 | 0.15 | 0.58 | 0.57 | 0.4 |
| Upscale Enclave | 0.31 | 0.58 | 0.38 | 0.6 | 0.64 | 0.52 |
| Urban Grid | 0.31 | 0.34 | 0.12 | 0.41 | 0.31 | |
| Workplace Boxes | 0.28 | 0.26 | 0.16 | 0.38 | 0.45 | 0.31 |
| All Built Landscape | 0.28 | 0.41 | 0.22 | 0.45 | 0.38 | 0.36 |
| Surrounding Non-Urban Land | 0.45 | 0.47 | 0.45 | 0.48 | 0.46 | 0.42 |