“The TCLP and Its Applicability for the Characterisation of Worst Case Leaching of Wastes from Mining and Metallurgical Operations”: B. Cohen, A.E. Lewis, J. Petersen, H. von Blottnitz, S.C. Drews and S.I. Mahote; Advances in Environmental Research, Vol 3, No. 2, 1999.

“Environmental Assessment of Base Metal Processing: A Nickel Refining Case Study”, P. Forbes, H. von Blottnitz, P. Gaylard and J.G. Petrie, SAIMM Journal Transactions, 100 (6), pp. 347 – 353; 2000.

“The Description of Solid Wastes by Particle Mass Instead of Particle Size Distributions”, H. von Blottnitz, A. Pehlken and Th. Pretz, Resources, Conservation and Recycling, Vol. 34/3, pp. 193-207, 2002.

"An overview of the status of Life Cycle Assessment and Engineering research in South Africa"; A.C. Brent, M.B. Rohwer, E. Friedrich and H. von Blottnitz; International Journal of Life Cycle Assessment, 7 (3), pp. 167-172, 2002.

"Oxidative Ageing of Chromium(III)-Bearing Slag"; K. Pillay, H. von Blottnitz and J. Petersen; Chemosphere; 52/10 pp. 1771-1779, 2003.

“Plant Biomass Conversion to Fuels and Commodity Chemicals in South Africa: A Third Chapter?”; L.R. Lynd, H. von Blottnitz, J. de Boer, B. Tate, I.S. Pretorius, K. Rumbold, and W.H. van Zyl, South African Journal of Science, 99 (11): 499-507 (2003).

"Functionality and Allocation in Multi-Product Metals Refining"; H. von Blottnitz and J.G. Petrie, in Dubreuil A, editor. 2005. Life-cycle assessment of metals: Issues and research directions. Pensacola (FL), USA: Society of Environmental Toxicology and Chemistry (SETAC). 307 p.

“A comparison of air emissions of thermal power plants in South Africa and 15 European countries”; H. von Blottnitz; Journal of Energy in Southern Africa, 17 (1), pp. 72-81, 2006. “Promoting Active Learning in Sustainable Development: Experiences from a 4th year Chemical Engineering Course”; H. von Blottnitz; Journal of Cleaner Production, Vol 14/911, pp 916-923, special issue on Education for Sustainable Development, 2006.

“Damage Costs of Nitrogen Fertilizer in Europe and Their Internalization”; H. von Blottnitz, A. Rabl, D. Boiadjiev, S. Arnold and T. Taylor; Journal of Environmental Planning and Management, 49(3), pp 413-433, 2006.

“A comparison of the environmental benefits of bagasse-derived electricity and fuel ethanol on a life-cycle basis”; T. Botha and H. von Blottnitz, Energy Policy, Vol 34/17, pp 2654-2661, 2006.

“A review of assessments conducted on bioethanol systems from an energy balance, CO2, and environmental life-cycle perspective”; H. von Blottnitz and M.A. Curran; Journal of Cleaner Production, 15 (7), pp 607-619, 2007.

“Understanding Element Distribution during Primary Metal Production”; JL Broadhurst, JG Petrie, H von Blottnitz; Mineral Processing and Extractive Metallurgy (Transactions of the Institutions of Mining and Metallurgy: Section C), 116 (1), pp.1-16, 2007.

“Environmental analysis of plastic production processes: Comparing petroleum-based polypropylene and polyethylene with biologically-based poly-(F×-hydroxybutyric acid using life cycle analysis”; K.G. Harding, J.S. Dennis, H. von Blottnitz and S.T.L. Harrison; Journal of Biotechnology 130 (1), pp. 57-66, 2007.

“A material flow analysis of wood & paper in Cape Town: is there potential to redirect flows in formal and informal sectors to foster use as a renewable resource?”; C. Nissing and H. von Blottnitz; International Journal of Environment and Sustainable Development, 6 (2), pp. 147-156, 2007.

“Investigation of Scale Economies for African Biogas Installations”; B. Amigun and H. von Blottnitz; Energy Conversion and Management, 48 (12), pp. 3090-3094, 2007.

“A Cleaner Production Assessment on the Ultra-Fine Coal Waste Generated in South Africa”; J.F. Reddick, H. von Blottnitz and B. Kothuis, SAIMM Transactions, vol. 107, No. 12, pp. 811-816, 2007.

“Commercialisation of biofuel industry in Africa: a review”; B. Amigun, R. Sigamoney and H. von Blottnitz; Renewable and Sustainable Energy Reviews, 12, pp. 690-711, 2008.

“Predicting the costs of biodiesel production in Africa: Learning from Germany”; B. Amigun, F. Müller-Langer and H. von Blottnitz, Energy for Sustainable Development, Vol. XII, No. 1, March 2008.

“A Life-Cycle Comparison between Processes using either Inorganic or Biological Catalysis for the Production of Biodiesel”; K.G. Harding, S.T.L. Harrison, H. von Blottnitz and J.S. Dennis, Journal of Cleaner Production, 16/13 pp 1368-1378, 2008.

“Cleaner Production in The South African Coal Mining and Processing Industry: A Case Study Investigation”; J F Reddick, H von Blottnitz and B Kothuis; International Journal of Coal Preparation and Utilization, 28:4, 224 — 236, 2008.

“A comparison of environmental benefits of transport and electricity applications of carbohydrate derived ethanol and hydrogen”; R. Melamu and H. von Blottnitz, International Journal of Hydrogen Energy, 34, pp. 1126-1134, 2009.

“Cost analyses and predictions for a fuel ethanol plant in a rural and landlocked African country: Lang factor approach”; Amigun B, von Blottnitz, H.; Journal of Production Economics, 119, 207-216, http://dx.doi.org/10.1016/j.ijpe.2009.02.006, 2009.

“Air Quality”; H von Blottnitz, C Fedorsky and W Bray; in Fuggle and Rabie’s Environmental Management in South Africa, 2nd edition, Juta 2009.

“Capital cost prediction for biogas installations in Africa: Lang factor approach”; Amigun B, von Blottnitz, H.; Environmental Progress and Sustainable Energy, 28 (1), pp. 134-142, 2009.

“Flows and fates of nickel-cadmium batteries in the city of Cape Town; Kyle Mason-Jones and Harro von Blottnitz, Minerals Engineering, special issue on Sustainability through Resource Conservation and Recycling, 23, 211-218, 2010.

Renewable Energy for Sustainable Urban Development: Redefining the Concept of Energisation; C Nissing and H von Blottnitz, Energy Policy, 38, pp.2179-2187; http://dx.doi.org/10.1016/j.enpol.2009.12.004 , 2010.

An Economic Model for Energisation and its Integration into the Urban Energy Planning Process, C Nissing and H von Blottnitz, Energy Policy, 38,pp. 2370-2378; http://dx.doi.org/10.1016/j.enpol.2009.12.025 , 2010.

“From life cycle talking to taking action”; Potting, J., M.A. Curran and H. von Blottnitz, International Journal of Life Cycle Assessment, 15(4), pp. 326-329, 2010.

“The Global Warming Potential and Fossil Energy Requirements of Biodiesel Production Scenarios in South Africa”; Stephenson, AL, H. von Blottnitz, A.C. Brent, J.S. Dennis, S.A. Scott, Energy & Fuels 24(4), pp. 2489-2499, 2010.

“Operating cost analysis of an annexed ethanol distillery in a rural, landlocked African country”; Amigun B and H von Blottnitz; available online in Environmental Progress and Sustainable Energy, 30 (3), pp. 500-515, 2011.

“Capacity-cost and location-cost analyses for biogas plants in Africa”, Amigun, B. and H. von Blottnitz, Resources, Conservation and Recycling, 55 (1), pp. 63-73, 2010.

“Life cycle inventories to assess value chains in the South African biofuels industry”; Brent, A., R. Sigamoney, H. von Blottnitz and S. Hietkamp; Journal of Energy in Southern Africa, 21 (4), pp. 15-25, 2010.

“2nd Generation Biofuels a Sure Bet? A Life Cycle Assessment of How Things Could Go Wrong”; Melamu, R. and H. von Blottnitz, Journal of Cleaner Production, 19 (2-3), pp. 138-144, 2011.