All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page
River Roding water quality training
Wanstead Park- The Temple Wanstead Park, London, United KingdomThames21 will be conducting an exciting program of water quality monitoring on the River Roding this summer, and we need citizen scientists to help. We'll...
River Roding water quality training
Wanstead Park- The Temple Wanstead Park, London, United KingdomThames21 will be conducting an exciting program of water quality monitoring on the River Roding this summer, and we need citizen scientists to help. We'll...
Cray River – Balsam Blitz
51.441173, 0.149808Himalayan 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.
Sands End River Clean Up & Litter Detectives
Broomhouse Dock SW6 3EH, Junction of Carnwath Road & Broomhouse Lane, Fulham, United KingdomBook your place here Do you want to help keep the River Thames clean and healthy? Join Thames21 at Broomhouse Dock on the 25th May...
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...
Gores Brook Introduction & Balsam Removal Event
51°32'23.0"N 0°08'29.5"E Hedgeman's Road, Gores Brook ParkTHAMES21 and Barking & Dagenham Ranger Service are embarking on a project to improve the Gores Brook through Gores Brook Park and we need your...
Action for Silk Stream – Free Half term activities at the Welsh Harp
Welsh Harp Enviornmental Education Centre Birchen Grove, London, United KingdomLet’s Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this May Half Term for FREE activities at the Welsh...
Action for Silk Stream – Free Half term activities at the Welsh Harp
Welsh Harp Enviornmental Education Centre Birchen Grove, London, United KingdomLet’s Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this May Half Term for FREE activities at the Welsh...
Action for Silk Stream – River Action Day at Watling Park
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. To book please...
Action for Silk Stream – Free Half term activities at the Welsh Harp
Welsh Harp Enviornmental Education Centre Birchen Grove, London, United KingdomLet’s Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this May Half Term for FREE activities at the Welsh...
River Litter Detectives – Broomhouse Dock
Broomhouse Dock SW6 3EH, Junction of Carnwath Road & Broomhouse Lane, Fulham, 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...
Cray River – Balsam Blitz
51.441173, 0.149808Himalayan 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.
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...
Gores Brook Balsam – Himalayan Balsam Removal Event
51°32'22.9"N 0°08'29.3"ETHAMES21 and Barking & Dagenham Ranger Service are embarking on a project to improve the Gores Brook through Gores Brook Park and we need your...
Leading Action for Healthy Rivers Training – West London
Kingfisher Wharf Kingfisher Wharf, 51 Townmead Rd, London SW6 2SY, London, United KingdomTraining: Leading Action for Healthy Rivers June: Sunday 9th & Monday 10th We are looking to train future River Action Leaders! Take part in Thames21's...
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...
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...
River Litter Detectives – Limekiln Dock
Limekiln Dock Junction of Three Colt St/Milligan St, 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...
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...
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...
Gores Brook – Himalayan Balsam Removal Event #3
51°32'15.8"N 0°08'36.4"ETHAMES21 and Barking & Dagenham Ranger Service are embarking on a project to improve the Gores Brook through Gores Brook Park and we need your...
Sands End Plastic Workshop
Sands End Art & Community Centre - The Lodge Sands End Art & Community Centre - The Lodge, London, Greater London, United KingdomJoin Brigitta Nagypal and Thames21 for a creative, family-friendly art workshop at Sands End Arts & Community in Fulham on June 16th (Sunday) for a...
Gores Brook – Himalayan Balsam Removal Event #4
51°32'15.8"N 0°08'36.4"ETHAMES21 and Barking & Dagenham Ranger Service are embarking on a project to improve the Gores Brook through Gores Brook Park and we need your...
Dollis Brook – Balsam Blitz
brook pa Brook Farm Open Space Pavilion car parkAs 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.