All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page
Rewilding the Rom – Beating the Balsam Back
Eastbrookend Discovery Centre Car Park Eastbrookend Discovery Centre Car Park, London, United KingdomJoin Thames21 for a day of meaningful impact and community connection as we focus on removing Himalayan Balsam from the banks of the River Rom...
Thames Road Wetland – Habitat Maintenance
Thames Road Wetland Thames Road by River Cray Bridge, Barnes Cray, Crayford, United KingdomVolunteering some time for wetland habitat maintenance is a valuable way to help the environment and safeguard fragile ecosystems. Wetlands are crucial for biodiversity and...
Dollis Brook – Balsam Blitz
51.643019, -0.195686As part of the Thames21 “Dollis Brook Toe-boarding removal Project” we were also successful in securing some funding from Affinity Water to tackle the invasive plant Himalayan Balsam. While we are...
Cray River – Balsam Blitz
51.432897, 0.137894Himalayan Balsam, an invasive plant that damages our fragile river systems, it erodes the riverbanks, outcompeting native plants and grows readily in wet condition. Sadly, it has spread quite pervasively down many UK rivers like the Cray in Bexley.
London Rivers Week 2024: Beverley Brook Lost Nature Trail
Join Friends of Barnes Common for this brilliant walk along the Beverley Brook in south-west London. The purpose of the walk is to engage the...
London Rivers Week 2024: Guided walk around Chinbrook Meadows
Chinbrook Meadows , United KingdomIn celebration of London Rivers Week 2024 ('London is a river city'), join our friendly guides for a walk around the newly excavated wetland where...
London Rivers Week 2024: Mudlarking on the Thames -A Talk by Nicola White
Docklands Settlement No 2, 4a Saunders Ness Road, E14 3PS Docklands Settlement No 2, 4a Saunders Ness Road, London, Select a State or Province:, United KingdomTo kick off London Rivers Week 2024, join Thames21 on Saturday 22nd June for a fascinating afternoon with Mudlark and Artist, Nicola White. Combining her...
London Rivers Week 2024: Morden Hall Park Family Craft Experience Day
Thames21 is collaborating with the National Trust to organise a day of craft activities for children which will involve sitting by the River Wandle and...
Chiswick Eyot Conservation Days
Chiswick Eyot Draw dock at the bottom of Chiswick Lane where it meets Chiswick Mall around the corner of Fuller’s Brewery, London, United KingdomSign up here > https://book.plinth.org.uk/e/SOFDtIgw70Gohc6XHNvd Thames21 are working to restore Chiswick Eyot. Information about the day: Volunteer and help us to stabilise the island from...
London Rivers Week 2024: CPRE panel event on urgent need for new wetland areas and rain gardens in London
There is an urgent need to increase London’s resilience to climate change by creating major new wetland areas and an estimated 357,000 new rain gardens...
London Rivers Week 2024: Longford River Plasticblitz
The Longford is an urban river with a plastic pollution problem. Please join Thames Landscape Strategy to help litter pick this fantastic river to make...
London Rivers Week 2024: Watervole recovery and a mink-free Britain
Join Water Life Recovery Trust for an online webinar to learn about their trailblazing partnership project to eradicate invasive American Mink from Britain. Learn about...
London Rivers Week 2024: Restoring the River Roding
Wanstead Park- The Temple Wanstead Park, London, United KingdomWelcome to London Rivers Week! This special occasion is dedicated to honoring London's rivers and recognizing London as a river city. Join us in celebrating...
London Rivers Week 2024: Greenwich – Tidal Thames fishery survey on the foreshore of Royal Naval College
The Environment Agency fishery team will carry out a fish survey at Greenwich Foreshore. This entails carrying out a seine netting, kick-samples, and measuring and...
London Rivers Week 2024: Walk from Tottenham to Enfield Lock
Join the Lee Valley Regional Park Authority for a London Rivers Week walk from Tottenham to Enfield Lock. This week's walk in the park leads...
London Rivers Week 2024: Bat Walk at Syon
Come for a wander in Syon Park, the only part of unembanked riverside on the Tidal Thames, in the dark and find out about our...
London Rivers Week 2024: Balsam Bash
Come and work with the Friends of Barnes Common on freeing the banks of the Beverley Brook from the invasive Himalayan Balsam (Impatiens glandulifera) that is spreading...
London Rivers Week 2024: Short film screening of Jack Thurgar’s ‘The Swamp’ and talk by Tom Bolton on Obscure Rivers
Walbrook Wharf 78-83 Upper Thames Street, London, United KingdomJoin us as part of London Rivers Week 2024 for a short film screening of Jack Thurgar’s ‘The Swamp’ and talk by Tom Bolton on...
London Rivers Week 2024: Evening History Walk on Barnes Common
Join Friends of Barnes Common during London Rivers Week for an evening history walk led by our Chair, Mike Hildesley. With a focus on the...
London Rivers Week 2024: Restoring the River Ravensbourne
Celebrate London Rivers Week 2024 with us at Glassmill Pond in Bromley! Join our volunteer event as we continue our restoration work on the River...
London Rivers Week 2024: Vital Signs for Healthy Rivers Training
What makes a river healthy? Do you know what signs to look for? Come and learn about how you can spot the vital signs of...
London Rivers Week 2024: River Action Day – balsam bashing
Join us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. This week it...
London Rivers Week 2024: Restoration of the Lower Crane – A River Walk
London Road Twickenham TW1 1AAJoin FORCE for a walk visiting habitat improvements on the River Crane, a river that many know already as a place to walk, relax and...
London Rivers Week 2024: Aquatic Invertebrate Survey – Walthamstow Wetlands
In celebration of London Rivers Week 2024 ('London is a river city'), join London Wildlife Trust team for a morning of aquatic invertebrate surveys of...
London Rivers Week 2024: Rewilding the River Rom River Festival
Eastbrookend Discovery Centre, The Chase, Dagenham, Romford RM7 0SS Eastbrookend Country Park, London, United KingdomWelcome to London Rivers Week! This special occasion is dedicated to honoring London's rivers and recognizing London as a river city. Join us in celebrating...