The province is heavily forested and sparsely populated.

该省森林茂密，人烟稀少。

《牛津词典》

The northern part of the city used to be sparsely populated, but has now become a cultural centre.

城北过去很冷落， 现在成了文化区。

《新英汉大辞典》

Again the land is flat; the countryside sparsely populated.

这一段又是平原地带，乡村里人烟稀少。

youdao

Yes, we still do have high water bills, but they're now effectively no higher than those of any other rural, hilly, sparsely-populated region.

BBC: South West Water customers asked how cash should be spent

For too long Calzaghe, the 11-year ruler of the super-middleweight division, fought mandatory nobodies in sparsely-populated halls as the big boys ran and hid.

BBC: Calzaghe hits back at the critics

As well, Chinese involvement in the Kazak oil industry effectvely ties Beijing into a cooperative rather than overbearing relationship with its sparsely-populated, resource-rich neighbor.

CNN: THE BIG OIL SHOCK