00000nam 2200000za 4500 9.865909 CaOODSP 20241203113644 cr ||||||||||| 181211s2001 onc #ot f|0| 0 eng d CaOODSP eng eng fre n-cn-on En13-5/01-040E-PDF Dobson, H. F. H. (Hugh F. H.) Lake Erie [electronic resource] : an atlas displaying some older water quality data for comparisons with recent data / by Hugh F. H. Dobson. Burlington, Ont. : National Water Research Institute, 2001. v, 210 p. : figures. NWRI contribution ; no. 01-040 Digitized edition from print [produced by Environment and Climate Change Canada]. "April, 2001." Includes bibliographic references. "This Atlas is a compilation of graphs constructed by the author since 1966, and the Atlas portrays Lake Erie water quality parameters related to the eutrophication control problem, mostly in the period 1966 to 1986. This evidence indicates a gradual, decreasing response of conditions in the lake to society’s remedial measure of reducing the external loading to Lake Erie of the nutrient element phosphorus"--Management Perspective. Text in English, abstracts in English and French. gccst Water quality gccst Atlases gccst Lakes Canada. Environment Canada. National Water Research Institute (Canada) NWRI contribution ; no. 01-040. (CaOODSP)9.844121 PDF 3.89 MB https://publications.gc.ca/collections/collection_2018/eccc/En13-5-1-40-eng.pdf