2 events found.
Invasive Species
Dollis Brook Toe-boarding Removal PHASE 2
51°37′49″N , 000°10′48″W Totteridge Lane, London, Greater London, United KingdomTHAMES21 are back! Continuing the successful toe-boarding removal on the Dollis Brook.
Free
London Rivers Week 2025: Himalayan Balsam Bash – Gallos Brook, Islip
Islip Village Hall Church Lane, Islip, Kidlington, United KingdomPlease book your FREE place here for the morning session and afternoon session! Take action to help your local rivers and streams to celebrate London...
All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page