%0 conference lecture %@ %A Luther, G., Elsner, W., Soeding, Z. %D 2001 %J International Symposium on Biotechnological Remediation of Water Pollution by Acid Inorganic and Aromatic Chlorimated Compounds %T In situ-reactor for the neutralisation of acid Lakes - Conception of a self-sufficient system supplied by wind and solar energy %U %X