Woodfine, D.G., M. Havas, and J. Acreman. 2002. Nickel and copper tolerance of phytoplankton isolated from a recovering lake near Sudbury, Canada. Geochemistry, Exploration, Environment, Analysis, Vol. 2 203-207

Woodfine, D.G., R. Seth, D. Mackay, and M. Havas. 2000. Simulating the response of metal contaminated lakes to reductions in atmospheric loading using a modified QWASI model. Chemosphere 41:1377-1388.

Havas, M., D.G. Woodfine, P. Lutz, K. Yung, H.J. MacIsaac, and T.C. Hutchinson. 1995. Biological Recovery of Two Previously Acidified, Metal-Contaminated Lakes near Sudbury Ontario, Canada. Water, Air and Soil Pollut. 85(2): 791-796

Havas, M. and B. Rosseland. 1995. Response of Zooplankton, Benthos, and Fishes to Acidification: An Overview. [Invited Paper] Water, Air and Soil Pollut. 85(1): 51-62.

Havas, M. and E. Advokaat. 1995. Can Sodium Regulation be used to Predict the Relative Acid-Sensitivity of Various Life-stages and Different Species of Aquatic Fauna? Water, Air and Soil Pollut. 85(2): 865-870.

Woodfine, D.G. and M. Havas. 1995. Pathways of Chemical Recovery in Acidified, Metal-Contaminated Lakes near Sudbury, Ontario, Canada. Water, Air and Soil Pollut. 8 797-803Havas, M. 1995. Aluminum. In: Paehlke, R. (Ed.) Environmental Review.

Havas, M. 1994. Recovery and Rehabilitation of Large-Scale Ecosystems: Rapporteurs Report. In: Rapport, D. and P. Calow. Evaluating and Monitoring the Health of Large-Scale Ecosystems, NATO Advanced Research Workshop, Chateau Montebello, Quebec, Canada, October 10-15, 1993, 10 pages.

Brakke, D., J.P. Baker, J. Bohmer, A Hartmann, M Havas, A. Jenkins, C. Kelly, S.J. Ormerod, T. Paces, R Putz, B.O. Rosseland, D. Schindler, and H. Segner. 1994. How does Acidification affect Biota and What are the influences of Biota on the Process of Acidification? In: Dahlem Workshop on Acidification of Freshwater Ecosystems, Berlin, September 27 to October 2, 1992.

Hutchinson, T.C. and M. Havas. 1994. Chapter 22. Ecological Impacts of Acid Deposition on Natural Ecosystems. In: Calvert, J. (Ed.) The Chemistry of the Atmosphere: Its Impact on Global Change, American Chemical Society, pp. 297-315.

Woodfine, D.G., D. Mackay, and M. Havas. 1993. Using QWASI Model to Predict Fate of Copper and Nickel in Two Metal Contaminated Lakes near Coniston, Ontario. In: Nriagu, J.O. and R.J. Allan (eds.), International Conference, Heavy Metals in the Environment (Vol.2), Toronto, September 1993, pp 379-382.

Havas, M. 1993. OMB Hearing regarding Eutrophication of the Indian River, Township of Dummer , Warsaw, Ontario, December 6, 1993. Havas, M. 1990. Recovery of Acidified and Metal-Contaminated Lakes in Canada. In: Norton, S.A., S.E. Lindberg, and A.L. Page (Eds.), Advances in Environmental Science, Acid Precipitation Series, Volume 4, Soils, Aquatic Processes and Lake Acidification, Springer-Verlag, N.Y., pp. 187-205

Havas, M. 1990. Chemical Indicators. Environmental Monitoring and Assessment 15:287.

Stokes, P., M Havas, and T. Brydges. 1990. Public participation and volunteer help in monitoring programs: An assessment. Environmental Monitoring and Assessment 15:225-229.

Creed, I.F., M. Havas, and C.G. Trick. 1990. Effects of arsenate on the growth of nitrogen- and phosphorus-limited Chlorella vulgaris (Chlorophyceae) isolates. J. Phycology 26(6).

Havas, M., R. Loney, M.G. Scott, and T.C. Hutchinson. 1988. Needle Chemistry as an Early Warning Indicator of Decline in Balsam Fir, Red Spruce, and Norway Spruce. Forest Decline Symposium, October 20-21, 1988, Rochester, N.Y.

Loney, R. and M. Havas. 1988. Influence of Climate and Air Pollution on Decline of Sugar Maple in Eastern North America. Forest Decline Symposium, October 20-21, 1988, Rochester, N.Y.

Havas, M. and T.C. Hutchinson. 1987. Aquatic Macrophytes as Bioindicators of Metal Pollution, Smoking Hills, N.W.T., Intern. Conf. Heavy Metals. September, 1987, New Orleans.

Havas, M. 1987. Does hemoglobin enhance the acid-tolerance of Daphnia? Annls. Soc. R. Zool. Belg. 117, 151-164.

Creed, I.F., M. Havas, and C.G. Trick. 1987. Mechanisms of arsenate tolerance in the green alga, Chlorella vulgaris. Abstract. American Society for Limnology and Oceanography, University of Wisconsin-Madison, Madison, Wisconsin, June 14-18, 1987

Havas, M. 1986. A hematoxylin staining technique to locate sites of aluminum binding in aquatic plants and animals. Water, Air, and Soil Pollution 30:735-741.

Hutchinson, T.C. and M. Havas. 1986. Recovery of previously acidified lakes near Coniston, Canada following reductions in atmospheric sulphur and metal emissions. Water, Air,and Soil Pollution 28:319-333.

Havas, M. 1986. Effects of acid deposition on aquatic ecosystems. In: Stern, A. (Ed.), Air Pollution, Volume VI, Academic Press, pp 351-389 .

Havas, M. Aluminum chemistry of inland waters. 1986. In: Havas, M. and J.F.Jaworski (Eds.), Aluminum in the Canadian Environment, National Research Council of Canada, Associate Committee on Scientific Criteria for Environmental Quality, pp 51-77.

Havas, M. Effects of aluminum on aquatic biota. 1986. In: Havas, M.and J. F. Jaworski (Eds.), Aluminum in the Canadian Environment, National Research Council of Canada, Associate Committee on Scientific Criteria for Environmental Quality, pp 79-127.

Havas, M. 1986. Groundwater quality and acid-sensitivity in south-central Ontario. Contract No. 1325, Health and Welfare Canada, 176 pp.

Havas, M. and G.E. Likens. 1986. Aluminum uptake and toxicity to Daphnia magna in soft water at low pH. In: Geen, G.H. and K.L. Woodward (Eds.), Proceedings of the Eleventh Annual Aquatic Toxicity Workshop, November 13-15, 1984, Vancouver, B.C., pp 71.

Havas, M. and G.E. Likens. 1985. Toxicity of aluminum and hydrogen ions to Daphnia catawba, Holopedium gibberum, Chaoborus punctipennis, and Chironomus anthrocinus from Mirror Lake, New Hampshire. Can. J. Zool. 63:1114-1119.

Havas, M. 1985. Aluminum bioaccumulation and toxicity to Daphnia magna (Straus) in soft water at low pH. Can. J. Fish.Aquat. Sci. Can. J. Fish. Aquat. Sci. 42:1741-1748.

Havas, M. and G.E. Likens. 1985. Effects of aluminum on sodium regulation by Daphnia magna at low pH in soft water. Proc. Nat. Acad. Sci. 82:7345-7349.

Havas, M. and D.W.H. Walton. 1985. Fate and transport of radionuclides in freshwater ecosystems. In: Harwell, M.A. and T.C. Hutchinson, The Environmental Consequences of Nuclear War. Volume II, J. Wiley & Sons Ltd., Chichester, pp 3-50 to 3-56.

Havas, M., T.C. Hutchinson, and G.E. Likens. 1985. Acid rain research. Environmental Science and Technology 19:4-26.

Havas, M., T.C. Hutchinson, and G.E. Likens. 1985. Comment on "Red Herrings in Acid Rain Research" Environmental Science and Technology 19:646-648.

Havas, M., T.C. Hutchinson, and G.E. Likens. 1984. Red herrings in acid rain research. feature article Environmental Science and Technology 18:176A-186A.

Havas, M., T.C. Hutchinson, and G.E. Likens. 1984. Effect of low pH on sodium regulation in two species of Daphnia. Can. J. Zool. 62:1965-1970.

Contributed to: New Perspectives in Ecotoxicology, 1984. Levin, S.A. and K.D. Kimball (Eds.), Environmental Management 8:375-442.

Havas, M. and T.C. Hutchinson. 1983. The Smoking Hills: Natural acidification of an aquatic ecosystem. cover article Nature 301:23-27.

Havas, M. and T.C. Hutchinson. 1983. Effect of low pH on the chemical composition of aquatic invertebrates from tundra ponds at the Smoking Hills, N.W.T., Canada. Can. J. Zool. 61:241-249.

Havas, M. and T.C. Hutchinson. 1982. Aquatic invertebrates from the Smoking Hills, N.W.T.: Effect of pH and metals on mortality. Can. J. Fish. Aquatic Sci. 39:890-903.

Sheath, R.G., M. Havas, J.A. Hellebust, and T.C. Hutchinson. 1982. Effects of long-term natural acidification on algal communities of tundra ponds at the Smoking Hills, N.W.T., Canada. Can. J. Bot. 60:58-72.

Havas, M. and T.C. Hutchinson. Long-term consequences of acidification: The Smoking Hills Study. 1982. In: Johnson, R.E. (Ed.), Acid Rain/Fisheries, Proc. Intern. Symp. on Acidic Precipitation and Fishery Impacts in Northeastern North America, Cornell University, Ithaca, N.Y., August 2-5, 1981, pp 352-353.

Munn, R.E., D. Mackay, and M. Havas. 1982. Impacts of coal on natural environmental systems. In: Chadwich, M.J. and N. Lindman (Eds.), Environmental Implications of Expanded Coal Utilization, Pergamon Press, Oxford, pp 230-272.

Havas, M. 1981. Physiological response of aquatic animals to low pH. In: Singer, R. Ed.), Effects of Acidic Precipitation on Benthos, Proc. Symp. Acidic Precipitation on Benthos, 1980, North American Benthological Society, Hamilton, N.Y., pp 49-65.

Hutchinson, T.C.. W. Gizyn, M. Havas, and V. Zobens. 1978. Effects of long-term lignite burns on arctic ecosystems at the Smoking Hills, N.W.T. In: Hemphill, D.D. (Ed.), Trace Substances in Environmental Health XII:317-332.