Clean-up July 2025 Marvels of the Marsh July 19 @ 10:30 am - 12:00 pm Learn about Rattray Marsh Conservation Area Join Credit Valley Conservation's education staff for a hike to learn about […] August 2025 Cedarvale Park In-Stream Litter Cleanup August 9 @ 9:30 am - 12:00 pm Keep Cedarvale Park Clean and Green Participants will help collect litter within the creek that runs through Cedarvale […] Marvels of the Marsh August 9 @ 10:30 am - 12:00 pm Learn about Rattray Marsh Conservation Area Join Credit Valley Conservation's education staff for a hike to learn about […] Previous Events Today Next Events