garbage in/along streams/woodlots...
(dumping at "No Dumping Allowed" sign at Pebblestone & Courtice Rd. near Farewell Wetland)
It's not only unethical, but also hazardous to other people and their pets and wildlife (glass, tin cans, etc.) and may degrade water quality when dissolved.
and some "Friends of the Farewell" cleaning up Farewell Valley and creek...