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  • Gores Brook Engagement Event

    Gores Brook Engagement Event

    Gores Brook Dagenham Avenue, London, Greater London, United Kingdom

    Drop in and discover what’s happening on the Gores Brook Where to meet: Gores Brook Park - RM9 6LD (What 3 words: itself.bunch.manliness) Nearest tube...

  • Back in Beck – River Restoration Project

    Harvington Wood Manor Way, Beckenham, England, United Kingdom

    Join us to bring the River Beck back to life! The volunteer days will be held on sporadic Wednesdays from 11-3pm throughout the winter season....

    Free

  • Gores Brook Clean Up

    Gores Brook Dagenham Avenue, London, Greater London, United Kingdom

    Join us to bring the Gores Brook back to life! A total of 6 fun and interactive volunteer events will be held throughout the winter...

    Free

  • Action for Silk stream – River Action Day

    Watling Park Watling Park, Edgware, United Kingdom

    Join us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. We will be...

  • Dollis Brook Revival – River Restoration Project

    Dollis Brook, Whetstone Stray Barnet, United Kingdom

    Join us to bring the Dollis Brook back to life! A total of 8 fun and interactive volunteer events will be held throughout the winter...

    Free

  • Halloween at Northbrook Park Wetlands

    Northbrook Park Wetlands Baring Road, Lewisham

    Come explore, connect with nature and have fun this Halloween at Northbrook Park Wetlands! This free community event is hosted by Thames21 with special guests....

  • Back in Beck – River Restoration Project

    Harvington Wood Manor Way, Beckenham, England, United Kingdom

    Join us to bring the River Beck back to life! The volunteer days will be held on sporadic Wednesdays from 11-3pm throughout the winter season....

    Free

  • Gores Brook Clean Up

    Gores Brook Dagenham Avenue, London, Greater London, United Kingdom

    Join us to bring the Gores Brook back to life! A total of 6 fun and interactive volunteer events will be held throughout the winter...

    Free
  • Volunteers standing on the foreshore.

    River Litter Detectives – Queenhithe

    Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United Kingdom

    Book your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...

  • Thames Road Wetland: Help Manage An Important Wetland (CANCELLED)

    Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United Kingdom

    Book 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...

    Free

  • What is Natural Flood Management? – An information evening

    Woodlands Farm 331 Shooters Hill, Welling, London

    BOOK HERE Date - 17/11/2025 Time - 18:30 - 19:30(ish) Location - Woodlands Farm Contact - Toby (toby.dighero@thames21.org.uk // 07968 805751) Join Thames21 for an...

  • Thames Road Wetland: Help Manage An Important Wetland

    Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United Kingdom

    Book 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...

    Free

  • Slowing the Flow: Oxleas Woods

    Oxleas Wood Cafe Crown Woods Lane, London, England, United Kingdom

    Join us to turn Oxleas Woods into a flood-fighting, biodiversity-boosting powerhouse! This winter, join us for 17 fun and hands-on volunteer events as we transform...

    Free

  • Slowing the Flow: Oxleas Woods

    Oxleas Wood Cafe Crown Woods Lane, London, England, United Kingdom

    Join us to turn Oxleas Woods into a flood-fighting, biodiversity-boosting powerhouse! This winter, join us for 17 fun and hands-on volunteer events as we transform...

    Free

  • Urban Riverfly Training at Chalvey Community Hub

    Chalvey Community Hub Ladbrooke Road, Slough

    Please secure your spot here! Date: Sunday 23 November 2025 Venue: Chalvey Community Hub, Ladbrooke Road, Slough, SL1 2SR Timings: 09:15 - 16:00 (more details...

    Free

  • Action for Silk Stream with Harrow Litter Pickers

    Flash Musicals Youth Theatre Flash Musicals Youth Theatre, London, United Kingdom

    Join us on Sunday 23rd November for a joint venture with the Harrow Litter Pickers to clean up the stream and surrounding banks from Methuen...

  • Dollis Brook Revival – River Restoration Project

    Dollis Brook, Whetstone Stray Barnet, United Kingdom

    Join us to bring the Dollis Brook back to life! A total of 8 fun and interactive volunteer events will be held throughout the winter...

    Free

  • Slowing the Flow: Oxleas Woods

    Oxleas Wood Cafe Crown Woods Lane, London, England, United Kingdom

    Join us to turn Oxleas Woods into a flood-fighting, biodiversity-boosting powerhouse! This winter, join us for 17 fun and hands-on volunteer events as we transform...

    Free

  • Action for Silk stream – River Action Day

    The Meads Dryfield Road, United Kingdom

    Join us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. Activities include litter...

  • River Litter Detectives – Limekiln Dock

    Limekiln Dock Junction of Three Colt St/Milligan St, London, United Kingdom

    Book your FREE place here! Come along and join Thames21 as a river citizen scientist on the River Thames. We will collect the litter we...

  • River Litter Detectives – Broomhouse Dock

    Broomhouse Dock SW6 3EH, Junction of Carnwath Road & Broomhouse Lane, Fulham, United Kingdom

    Book your place here Come along and join Thames21 as a river citizen scientist on the River Thames. We will collect the litter we find...