 Of the rest of the land, or 8.2% is settled (buildings or roads), or 2.3% is either rivers or lakes and or 31.1% is unproductive land.Of the built up area, housing and buildings made up 3.3% and transportation infrastructure made up 3.1%.Out of the forested land, 16.8% of the total land area is heavily forested and 3.1% is covered with orchards or small clusters of trees.