AuSable river musings.
Krinn
Keith L
KL
D004782:Environmental Health / Q000331:legislation & jurisprudence*; D019652:Extraction and Processing Industry / Q000331:legislation & jurisprudence*; D006801:Humans; D010578:Petroleum / Q000009:adverse effects*; D014874:Water Pollutants, Chemical / Q000009:adverse effects*
D010578:Petroleum; D014874:Water Pollutants, Chemical