Gradient-rich transition (history)

This file shows important gradient areas as a focus area, as in the Drenthe Environment Plan of 7 July 2004 adopted by Provincial Staten van Drenthe.本文件展示了作为重点区域的重要梯度区域，该区域取自荷兰德伦特省议会（Provincial Staten van Drenthe）于2004年7月7日通过的《德伦特省环境规划（Drenthe Environment Plan）》。