sentences:  Of this area, or 19.3% is used for agricultural purposes, while or 23.2% is forested.Of the rest of the land, or 2.5% is settled (buildings or roads), or 1.0% is either rivers or lakes and or 54.2% is unproductive land.Of the built up area, housing and buildings made up 1.4% and transportation infrastructure made up 0.9%.