Restoring Ecological Health to Your Land (The Science and Practice of Ecological Restoration Series) 1st (first) Edition by Apfelbaum, Steven I., Haney, Alan W. published by Island Press
This would be a great guide if you wanted to restore and area of land to it's natural state. It's a practical guidebook that lays out a step-by-step process for developing, implementing, monitoring, and refining on-the-ground restoration projects that is applicable to a wide range of landscapes and ecosystems in basic layman's terms.