Wall, D. H. 2007. Biodiversity: Extracting lessons from extreme soils. In P. Dion and C. S. Nautiyal, eds. Microbiology of Extreme Soils/. Springer Publishers, The Netherlands.
UNESCO & SCOPE (Wall, D. H., V. Behan-Pelletier, A. P. Covich and P. Snelgrove). 2007. Hidden assets: Biodiversity below-surface. UNESCO-SCOPE Policy Briefs No. 5. September, Paris.
Hunt, H. W., A. M. Treonis, D. H. Wall, and R. A Virginia. 2007. A mathematical model for variation in water-retention curves among sandy soils. Antarctic Science 19:427-436.
Wall, D.H. 2007. Global Change tipping points: Above- and below-ground biotic interactions in a low diversity ecosystem. Philosophical Transactions of the Royal Society B, Biological Sciences, 362:2291-2306.