schulz
Registered: April 2000
Posts: 469
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Skjervatjern, Norway, a dystrophic lake that was site of the Humex project. This project examined the role of humic substances and impacts of acid deposition; the lake was divided by a curtain (visible in photo) and half was treated with sulfuric acid and ammonium nitrate. Photo from old ASLO slide collection; taken by P. Koretlainen; scanned by K.L. Schulz.
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