Volunteer
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Action for Silk Stream – River Action Day
Silk Stream Park wetland Silk stream park wetland, BarnetJoin us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...
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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...
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River Litter Detectives – Queenhithe
Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United KingdomBook your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
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Action for Silk Stream – River Action Day
Montrose Playing Fields London, United KingdomJoin us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...
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River Litter Detectives – Bishop’s Park
Bishops Park Bishop's AveBOOK YOUR PLACE NOW Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
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Action for Silk Stream – River Action Day
Rushgrove Park, Western Entrance Rushgrove Park, Rushgrove AvenueJoin us for our Action for Silk Stream monthly volunteering days. This month we will be at one of our project sites in Barnet. We...
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River Litter Detectives – Bishop’s Park
Bishops Park Bishop's AveBOOK YOUR PLACE NOW Come along and join Thames21 as a river citizen scientist on the River Thames. We will collect the litter we find...
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London Lea WaterBlitz and Citizen Science Equipment Check (FULLY BOOKED)
FULLY BOOKED as of 8th August - NO MORE BOOKINGS being taken unfortunately Please book onto this FREE event to help us get a snapshot...
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Action for Silk Stream – River Action Day
The Meads Dryfield Road, United KingdomJoin us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...
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Pangbourne River Ramble: Walk, Watch, Protect
Pangbourne Meadow Unnamed Road, Pangbourne, Reading, United KingdomA free 5km circular walk exploring the Thames, Sulham Brook and River Pang. Book your free place here Join Dr Claire Robertson from environmental charity...
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Action for Silk Stream – River Action Day
Chandos Park , United KingdomJoin us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...
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Totally Thames: River Litter Detectives – Queenhithe
Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United KingdomBook your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will collect the litter we find...
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The Health of Our Rivers: Evidence from the Ock, Thames, and Tributaries
Unit25 Abingdon Bury Street Shopping Centre, Abingdon, Oxfordshire, United KingdomJoin us for a community gathering to share and discuss the results of nine months of citizen science water quality testing across the Ock catchment...
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Action for Silk stream – River Action Day
Watling Park Watling Park, Edgware, United KingdomJoin us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...
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River Litter Detectives – Queenhithe
Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United KingdomBook your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
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Thames Road Wetland: Help Manage An Important Wetland (CANCELLED)
Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United KingdomBook Here! Volunteering some time for wetland habitat maintenance is a valuable way to help the environment and safeguard fragile ecosystems. Wetlands are crucial for biodiversity and play important...
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Thames Road Wetland: Help Manage An Important Wetland
Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United KingdomBook Here! Please note that this event is rescheduled from last Friday Nov 14th, which was cancelled due to the weather. Volunteering some time for wetland...
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Action for Silk Stream with Harrow Litter Pickers
Flash Musicals Youth Theatre Flash Musicals Youth Theatre, London, United KingdomJoin us on Sunday 23rd November for a joint venture with the Harrow Litter Pickers to clean up the stream and surrounding banks from Methuen...
All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page