May 23, 2023 Dearing, J. A., A. K. Braimoh, A. Reenberg, B. L. Turner, and S. van der Leeuw. 2010. Complex land systems: the need for long time perspectives to assess their future. Ecology and Society 15(4): 21. Home » Dearing, J. A., A. K. Braimoh, A. Reenberg, B. L. Turner, and S. van der Leeuw. 2010. Complex land systems: the need for long time perspectives to assess their future. Ecology and Society 15(4): 21.