Ecofriendly WallsLow-VOC or zero-VOC paint is the best option for healthy walls. Read up on 5 great ecofriendly paint options here.If you live in an older home, it likely contains lead paint. Even if it is buried beneath layers of newer paint, you should still be careful when repainting or scraping off old paint. If you see any chipping paint, carefully sand and paint over it (have someone else do this if you are pregnant) and thoroughly clean the room, paying special attention to window sashes where paint chips tend to accumulate.Ecofriendly wallpaper? Yes, it does exist. While most wallpaper available today contains vinyl coatings as well as other harmful substances in the glues used to adhere the paper to the wall, several companies are producing lovely wallpapers without the yucky stuff. Try Kimberley Lewis for ecofriendly wallpapers made in Brooklyn, and Phillip Jeffries for natural-fiber and grass-cloth wallpapers.Nursery style note: Feeling crafty? Try your hand at a mural like this beautiful white tree. It eliminates the need for additional wall art and provides a sense of depth in a small room.