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PCU Publications

2015 - 2018

Papers in refereed scientific journals

  1. Arena G, van der Merwe H, Todd SW, Pauw MJ, Milton SJ, Dean WRJ and Henschel JR 2018. Reflections, applications & future directions of Long-Term Ecological Research at Tierberg. African Journal of Range and Forage Science 35(384): 257-265.

  2. Cramer MD, Power SC, Belev A, Gillson L, Bond WJ, Hoffman MT and Hedin L 2018. Are forest-shrubland mosaics of the Cape Floristic Region an example of alternate stable states? Ecography 42: 1-13. DOI: 10.1111/ecog.03860

  3. Hirsch H, Richardson DM, Impson FAC, Kleinjan C and Le Roux JJ 2018. Historical range contraction, and not taxonomy, explains the contemporary genetic structure of the Australian tree Acacia dealbata Link Tree Genetics and Genomes 14:49 https://doi.org/10.1007/s11295-018-1262-0

  4. Diamond R and Jack S 2018. Evaporation and abstraction determined from stable isotopes during normal flow on the Gariep River, South Africa. Journal of Hydrology 559, 569-584 https://www.sciencedirect.com/science/article/pii/S0022169418301410?via%3Dihub

  5. Djukic I, Kepfer-Rojas S, Schmidt IK, Larsen KS, Beier C, Berg B, Verheyen K, Arena G et al. 2018. Early stage litter decomposition across biomes. Science of the Total Environment 626: 1-26. https://www.researchgate.net/publication/322739158_Early_stage_litter_decomposition_across_biomes  

  6. Forbes CJ, Gillson L and Hoffman MT 2018. Shifting baselines in a changing world: identifying management targets in endangered heathlands of the Cape Floristic Region, South Africa. Anthropocene 22: 81-93 https://doi.org/10.1016/j.ancene.2018.05.001.

  7. Henschel JR, Hoffman MT, Walker C 2018. Introduction to the Karoo Special Issue: Trajectories of change in the Anthropocene. African Journal of Range and Forage Science 35: xx-xx. (In Press).

  8. Hoffman MT, Walker C, Henschel JR 2018. Reflections on the Karoo Special Issue: Towards an interdisciplinary research agenda for South Africa’s drylands. African Journal of Range and Forage Science 35: xx-xx.  (In Press).

  9. Hoffman MT, Skowno A, Bell W & Mashele S 2018. Long-term changes in land use, land cover & vegetation in the Karoo drylands of South Africa: Implications for degradation monitoring. African Journal of Range and Forage Science  35: xx-xx. (In Press).  https://doi.org/10.2989/10220119.2018.1516237.

  10. MacPherson AJ, Gillson L and Hoffman MT 2018. Climatic buffering and anthropogenic degradation of a Mediterranean-type shrubland refugium at its semi-arid boundary, South Africa. The Holocene 28(4): 651–666

  11. Marchant R, Richer S, Boles O, Capitani C, Courtney-Mustaphi C, Widgren M, Schrijver AP and others including Gillson L 2018. Drivers and trajectories of land cover change in East Africa: Human and environmental interactions from 6000 years ago to present. Earth-Science Reviews, 178, 322-378

  12. McAuliffe J, McFadden LD and Hoffman MT 2018. Role of aeolian dust in shaping landscapes and soils of arid and semi-arid South Africa. Geosciences 8: 171. https://doi.org/10.3390/geosciences8050171

  13. Nenzhelele E, Todd SW and Hoffman MT 2018. Long-term impacts of livestock grazing in the Succulent Karoo: A 20-year study of vegetation change under different grazing regimes in Namaqualand. African Journal of Range and Forage Science 35: xx-xx. (In Press).

  14. Samuels I, Allsopp N and Hoffman MT 2018. Traditional mobile pastoralism in a contemporary environment: herd mobility in a spatially-constrained, semi-arid rangeland in Namaqualand, South Africa. Rangeland Ecology and Management. (In Press). https://www.sciencedirect.com/science/article/pii/S1550742418301088.

  15. Scott SL, Rohde RF and Hoffman MT 2018. Repeat Landscape Photography, Historical Ecology and the Wonder of Digital Archives in Southern Africa. African Research and Documentation 131: 35-4

  16. Tokura W, Jack SL, Anderson T and Hoffman MT 2018. Long-term variability in vegetation productivity in relation to rainfall, herbivory and fire in Tswalu Kalahari Reserve. Koedoe: African Protected Area Conservation and Science 60(1) a1473. DOI: https://doi.org/10.4102/koedoe.v60i1.1473.

  17. van der Merwe H and Hoffman MT 2018. Vegetation of Akkerendam Nature Reserve, Northern Cape: Delineation & dynamics over 100 years. Bothalia – African Biodiversity & Conservation. (In Press).

  18. van der Merwe H and Milton SJ 2018. Growth in three Karoo shrub species under various grazing treatments: the tracking of marked individuals over 25 years. African Journal of Range and Forage Science. DOI: 10.2989/10220119.2018.1508071.

  19. van der Merwe H and Milton SJ 2018. Testing the Wiegand-Milton model: A long-term experiment to understand the mechanisms driving vegetation dynamics in arid shrublands. Austral Ecology. Doi: 10.1111/aec.12651

  20. Balvanera P, Calderon-Contreras R, Castro AJ, Felipe-Lucia MR, Geijzendorffer IR, Jacobs S, Martin-Lopez B, Arbieu U, Speranza CI, Locatelli B, Harguindeguy NP, Mercado IR, Spierenburg MJ, Vallet A, Lynes L and Gillson L 2017. Interconnected place-based social–ecological research can inform global sustainability. Current Opinion in Environmental Sustainability 29:1–7. https://doi.org/10.1016/j.cosust.2017.09.005

  21. Cardoso AW, Midgley JJ, Hoffman MT and Geldenhuys CJ 2017. Temperate forest dynamics and carbon storage: a 26-year case study from Orange Kloof Forest, Cape Peninsula, South Africa. Southern Forests: A Journal of Forest Science 79:1-7. DOI: http://dx.doi.org/10.2989/20702620.2016.1254904.

  22. Cronin K, Kaplan H, Gaertner M, Irlich U and Hoffman MT 2017. Aliens in the nursery: Assessing the attitudes of nursery managers to invasive species regulations. Biological Invasions 19(3): 925–937.

  23. Davis C, Hoffman MT and Roberts W 2017. Long-term trends in vegetation phenology over Namaqualand using GIMMS AVHRR NDVI3g dataset from 1982-2011. South African Journal of Botany 111: 76-85. DOI: http://dx.doi.org/10.1016/j.sajb.2017.03.007.

  24. Ekblom A, Gillson L and Notelid M 2017. Water Flow, Ecological Dynamics and Management in The Lower Limpopo Valley: A Long-Term View. WIREs Water. DOI: 10.1002/wat2.1228.

  25. Hirsch H, Gallien L, Impson FAC, Kleinjan C, Richardson DM, Le Roux JJ 2017. Unresolved native range taxonomy complicates inferences in invasion ecology: Acacia dealbata Link as an example. Biological Invasions 1-8. 10.1007/s10530-017-1381-9.

  26. Van der Merwe H and Geldenhuys C 2017. Proposed long-term monitoring protocol and applications for Aloidendron dichotomum populations. South African Journal of Botany http://dx.doi.org/10.1016/j.sajb.2017.01.008

  27. Venter ZS, Scott SL, Strauss J, Jacobs K and Hawkins HJ 2017. Increasing crop diversity increased soil microbial activity, nitrogen-sourcing and crop nitrogen, but not soil microbial diversity. South African Journal of Plant and Soil 1-8. DOI: http://dx.doi.org/10.1080/02571862.2017.1317852

  28. Bourne A, Holness S, Holden P, Scorgie S, Donatti CI and Midgley G 2016. A Socio-Ecological Approach for Identifying and Contextualising Spatial Ecosystem-Based Adaptation Priorities at the Sub-National Level. PLoS ONE 11(5): e0155235. DOI:10.1371/journal.pone.0155235.

  29. Carrick PJ 2016. Australia – still leaders, but the vanguard has been lost. Journal of Cleaner Production 84: 41. DOI: 10.1016/j.jclepro.2014.08.099.

  30. Chin A, Gillson L, Quiring SM, Nelson DR, Taylor MP, Vanacker V and Lovegrove D 2016. An evolving Anthropocene for science and society Anthropocene 13:1-3

  31. Davis CL, Hoffman MT and Roberts W 2016. Recent trends in the climate of Namaqualand, a megadiverse arid region of South Africa. South African Journal of Science 112(3/4): 89-97. DOI: http://dx.doi.org/10.17159/sajs.2016/20150217.

  32. Jack SL, Hoffman MT, Rohde RF and Durbach I 2016. Climate change sentinel or false prophet? The case of Aloe dichotoma. Diversity and Distributions. DOI:10.1111/ddi.12438.

  33. James JJ and Carrick PJ 2016. Toward quantitative dryland restoration models. Restoration Ecology 24: 85–90. DOI: 10.1111/rec.12393.

  34. Kranabetter JM, McLauchlan KK, Enders SK, Fraterrigo JM, Higuera PE, Morris JL, Rastetter EB, Barnes R, Buma B, Gavin DG, Gerhart LM, Gillson L, Hietz P, Mack MC, McNeil B and Perakis S 2016. A Framework to Assess Biogeochemical Response to Ecosystem Disturbance Using Nutrient Partitioning Ratios. Ecosystems 19:387-395. DOI: 10.1007/s10021-015-9934-1.

  35. Moore A, Flügel T, Hutton-Squire T, Hutton-Squire M, Humphrey G 2016. Size distribution of Baobabs on Kubu “Island”, Sowa Pan (northern Botswana): an indicator of late-stage evolution of the Makgadikgadi palaeo-lake and climate change? South African Journal of Geology 119:3, 535-544. DOI: 10.2113/gssajg.119.3.535.

  36. Okubamichael DY, Griffiths ME and Ward D 2016. Host specificity in parasitic plants – perspectives from mistletoes. AoB Plants 8:plw069. DOI: https://doi.org/10.1093/aobpla/plw069.

  37. Okubamichael DY, Jack SL, de wet Bosenberg J, Hoffman MT and Donaldson JS 2016. Repeat photography confirms alarming decline in South African cycads. Biodiversity and Conservation. DOI: 10.1007/s10531-016-1183-x.

  38. Van Wilgen BW, Caruthers J, Cowling RM, Esler KJ, Forsyth AT, Gaertner M, Hoffman MT, Kruger FJ, Midgley GF, Palmer G, Pence G, Raimondo DC, Richardson DM, van Wilgen J and Wilson JRU 2016.  Ecological research and conservation management in the Cape Floristic Region between 1945 and 2015: History, current understanding and future challenges. South African Journal of Science 71:3, 207-303. DOI: 10.1080/0035919X.2016.1225607.

  39. Virah-Sawmy M, Gillson L, Gardner CJ, Anderson A, Clark G and Haberle S 2016. A landscape vulnerability framework for identifying integrated conservation and adaptation pathways to climate change: the case of Madagascar’s spiny forest. Landscape Ecology (31) 637–654. DOI: 10.1007/s10980-015-0269-2.

  40. White JDM, Jack SL, Hoffman MT, Puttick J, Bonora D and February EC 2016. Collapse of an iconic conifer: Long-term changes in the demography of Widdringtonia cedarbergensis using repeat photography. BMC Ecology 16:53. DOI: 10.1186/s12898-016-0108-6.

  41. Cramer MD and Hoffman MT 2015. The consequences of precipitation seasonality for Mediterranean-ecosystem vegetation of South Africa. PLoS ONE 10(12): e0144512. DOI: 10.1371/journal. Pone.0144512.

  42. Gillson L 2015. Evidence of a Tipping Point in a southern African savanna? Ecological Complexity 21, 78-86. DOI: 10.1016/j.ecocom.2014.12.005.

  43. Green L, Gammon DW, Hoffman MT, Cohen J, Hilgart A, Morrell RG, Verran H and Wheat N 2015. Plants, people and health: Three disciplines at work in Namaqualand. South African Journal of Science 111(9/10). DOI: 10.17159/sajs.2015/20140276.

  44. Masubelele M, Hoffman MT and Bond WJ 2015. Biome stability and long-term vegetation change in the semi-arid, south-eastern interior of South Africa: a synthesis of repeat photo-monitoring studies. South African Journal of Botany 101: 139-147. DOI: 10.1016/j.sajb.2015.06.001.

  45. Masubelele ML, Hoffman MT and Bond WJ 2015. A repeat photograph analysis of long-term vegetation change in semi-arid South Africa in response to land use and climate. Journal of Vegetation Science 26(5): 1013-1023. DOI: 10.1111/jvs.12303/full.

  46. Poulsen Z and Hoffman MT 2015. Changes in the distribution of indigenous forest in Table Mountain National Park during the 20th century. South African Journal of Botany 101: 49-56. DOI: 10.1016/j.sajb.2015.05.002.

Refereed chapter in book

  1. Hoffman MT 2018. Land use, land cover and vegetation change in southern Africa. In: (Eds) Holmes PJ and Boardman J. Southern African landscapes and environmental change. Routledge, Oxon & New York. Pp. ISBN 978 1 138 68895 7 (hbk).
  2. Todd SW, Hoffman MT, Henschel JR, Cardoso AW, Brooks M and Underhill LG 2016. The potential impacts of fracking on biodiversity of the Karoo Basin, South Africa. In: (Eds) Glazewski J and Esterhuyse S. Hydraulic Fracturing in the Karoo: Critical Legal and Environmental Perspectives. Juta and Company (PTY) LTD. ISBN: 978-1-48-511818-3.
  3. Hoffman MT 2015. Environmental change in twentieth-century South Africa and its implications for land reform. In: (Eds) Cousins B & Walker C. Land divided, land restored: Land reform in South Africa for the 21st Century. Jacana, Cape Town. ISBN: 978-1-4314-0967-9.

Book

  1. Rohde R and O’Connell S 2016. Hanging on a Wire: Photographs by Sophia Klaase. Fourthwall Books. ISBN 978-0-9922404-3-1. (Radio interview: http://iono.fm/e/383942.)
  2. Gillson L 2015. Biodiversity Conservation and Environmental Change: Using palaeoecology to manage dynamic landscapes in the Anthropocene. Oxford University Press. ISBN: 9780198713043.

MSc (Course work and mini-thesis)

  1. Russo A 2015. The prevalence of documentation discrepancies in CITES (Convention on the International Trade in Endangered Species of Wild Fauna and Flora) trade data for Appendix I and II species exported out of Africa between the years 2003 and 2012. Unpublished MSc Thesis. University of Cape Town, Cape Town. 39 pp. [Supervisors: M. Timm Hoffman and Markus Burgener].
  2. Cronin K 2015. Aliens in the Nursery: Assessing the awareness and attitudes of Cape Town nursery managers in regard to invasive species regulations. Unpublished MSc Thesis. University of Cape Town, Cape Town. 45 pp + appendices. [Supervisors: M. Timm Hoffman and Haylee Kaplan].