By Richard F. Wright (auth.), Curt Forsberg, Jan-Åke Johansson (eds.)
'A lake is the landscape's most lovely and expressive function. it really is earth's eye; having a look into which the beholder measures the intensity of his personal nature. The fluviatile bushes subsequent the shore are the slim eyelashes which fringe it, and the wooded hills and cliffs round are its overhanging brows.' 'A box of water betrays the spirit that's within the air. it truly is regularly receiving new lifestyles and movement from above.' 'Nothing so reasonable, so natural, and while so huge, as a lake, perhaps, lies at the floor ofthe earth. Sky water. It wishes no fence. international locations come and cross with no defiling it. it's a replicate which no stone can crack, whose quicksilver won't ever put on off, whose gilding Nature always maintenance; no storms, no dirt, can dim its floor ever clean; - a reflect during which all impurity offered to its sinks, swept and dusted by way of the sun's hazy brush, - this the sunshine dust-cloth, - which keeps no breath that's breathed on it, yet sends its personal to drift as clouds excessive above its floor, and be mirrored in its bosom still.' (Henry David Thoreau: 'Walden; or lifestyles within the Woods'. Fourth printing, April 1953, Ri!lehart & corporation, New York).
Read Online or Download Forest Water Ecosystems: Nordic symposium on forest water ecosystems held at Farna, Central Sweden, September 28-October 2, 1981 PDF
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Additional resources for Forest Water Ecosystems: Nordic symposium on forest water ecosystems held at Farna, Central Sweden, September 28-October 2, 1981
SNSF-project, As, Norway. Hirao, Y. , 1974. Lead aerosol pollution in the High Sierra overrides natural mechanisms which exclude lead from a food chain. Science 184: 989-992. Landstrom, O. & Wenner, C. , 1965. Neutron-activation analysis of natural water applied to hydrogeology. Aktiebolaget Atomenergi, AE-204, 28 pp, Studsvik, Sweden. , Steinnes, E. & Pappas, A. , 1978. Contents of some heavy metals in Norwegian rivers. Nord. Hydro!. 9: 197-206. Patterson, C. C. & Settle, D. , 1976. The reduction of orders of magnitude errors in lead analyses of biological materials and natural waters by evaluating and controlling the extent and sources of industrial lead contamination introduced during sample collecting, handling and analysis.
1980. D. , 309 pp. Fisk, E. , 1979. pH-miitning i sno och smiHtvatten i Viisterbottens liins fjiilltrakter varen 1979. Stencil from Fiskeniimnden och Lantbruksniimnden i Viisterbottens liin, Umea, Sweden, 17 pp. (in Swedish). Harden, P-O. , 1980. Acidity in the headwaters of the Lilla Lule River, Swedish Lapland, in 1979. Vannet i Norden I: 3-25. , Skartveit, A. & Wright, R. , 1980. Streamwater before, during and after snowmelt. Norway 1980 SNSF-projet. Proc. into conf. ecol. impact acid precip.
Negative correlations with pH exist for Cd, Pb, 30 Table 3. Trace metal levels in Swedish woodland lakes. g . 104 NAA NAA NAA NAA NAA NAA NAA NAA ASV AAS AAS NAA AAS NAA AAS AAS NAA NAA NAA ASV ASV NAA NAA Susp. m). 0). 0 x pH Fig. 2. pH vs log Cd in lake waters. R = correlation coefficient, A = y-intcpt, B = slope of the regression line. 0 Fig. 3. pH vs log Pb in lake waters. pH 31 LOOALIJ6Il 3. NII33 N-s2 3. 3 3 2. x x Ie R ...... 23 B ...... 39 x Xx " x x x X X x I. I. 81 B ...... 728 \ x x 2 2 R ......