Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Ecozone | Area (km²) | Percentage of total area | Percentage of land area | Percentage protected |
| --- | --- | --- | --- | --- |
| Pacific Maritime | 205175.0 | 1.4 | 2.2 | 18.87 |
| Montane Cordillera | 459680.0 | 3.1 | 5.0 | 18.33 |
| Boreal Cordillera | 459680.0 | 3.1 | 5.0 | 15.28 |
| Taiga Cordillera | 264480.0 | 1.8 | 3.0 | 9.28 |
| Arctic Cordillera | 230873.0 | 1.6 | 2.5 | 24.25 |
| Northern Arctic | 1361433.0 | 9.2 | 14.8 | 6.69 |
| Southern Arctic | 773010.0 | 5.2 | 8.4 | 15.89 |
| Taiga Plains | 580139.0 | 3.9 | 6.4 | 6.92 |
| Taiga Shield | 1253887.0 | 8.5 | 13.6 | 6.97 |
| Boreal Plains | 679969.0 | 4.6 | 7.4 | 7.96 |
| Prairies | 459681.0 | 3.2 | 5.1 | 4.49 |
| Hudson Plains | 353364.0 | 2.4 | 3.8 | 11.65 |
| Boreal Shield | 1782252.0 | 12.2 | 19.3 | 8.06 |
| Mixedwood Plains | 138421.0 | 0.9 | 1.5 | 1.59 |
| Atlantic Maritime | 183978.0 | 1.2 | 2.0 | 5.33 |
Question:
How large is the Boreal Shield in km2?
Answer:
1.0