All our events and activities are open to communities.

Corporate groups, please book with Thames21 using our corporate volunteering page

Tree Planting Ferny Hill Layby – Enfield

51.66767, -0.14226 Ferny Hill Layby, Cockfosters, Greater London, United Kingdom

Thames21 and Enfield Council invite you to come and join in with this years tree planting at Ferny Hill, Cockfosters, EN4.

Free

Dollis Brook Toe-boarding Removal event series

Brook Farm Open Space Brook Farm Open Space, Car Park near Pavillion Off High Road, Barnet, United Kingdom

THAMES21 are removing the outdated toe-boarding from the Dollis Brook along Brook Farm Open Space, and we need volunteer help from the community. There are...

Free
Event Series Quaggy Links- Capel Manor

Quaggy Links- Capel Manor

Capel Manor, Mottingham Capel Manor Mottingham Lane, London, SE12 9AW, London, United Kingdom

Join us at Capel Manor College, Mottingham to restore the River Quaggy! Read more about the project here > https://www.thames21.org.uk/improving-rivers/quaggy-habitats-capel-manor-project/ Sign up here > https://book.plinth.org.uk/e/zr3PBRB7o1u653nSM7Cq...

Free

Event Series Quaggy Links- Capel Manor

Quaggy Links- Capel Manor

Capel Manor, Mottingham Capel Manor Mottingham Lane, London, SE12 9AW, London, United Kingdom

Join us at Capel Manor College, Mottingham to restore the River Quaggy! Read more about the project here > https://www.thames21.org.uk/improving-rivers/quaggy-habitats-capel-manor-project/ Sign up here > https://book.plinth.org.uk/e/zr3PBRB7o1u653nSM7Cq Activities...

Free

Tree Planting – Ferny Hill Layby Enfield

51.66767, -0.14226 Ferny Hill Layby, Cockfosters, Greater London, United Kingdom

Thames21 and Enfield Council invite you to come and join in with this years tree planting at Ferny Hill, Cockfosters, EN4. After 3 successful years...

Free
Event Series Quaggy Links- Capel Manor

Quaggy Links- Capel Manor

Capel Manor, Mottingham Capel Manor Mottingham Lane, London, SE12 9AW, London, United Kingdom

Join us at Capel Manor College, Mottingham to restore the River Quaggy! Read more about the project here > https://www.thames21.org.uk/improving-rivers/quaggy-habitats-capel-manor-project/ Sign up here > https://book.plinth.org.uk/e/zr3PBRB7o1u653nSM7Cq...

Free

Action for Silk Stream – Half term family fun

Welsh Harp Enviornmental Education Centre Birchen Grove, London, United Kingdom

Let's Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this February half term for FREE activities at the Welsh...

River Litter Detectives – Poplar Rowing Club

Poplar, Blackwall & District Rowing Club Poplar, Blackwall & District Rowing Club, London, United Kingdom

Please book your place here! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter...

Action for Silk Stream – Half term family fun

Welsh Harp Enviornmental Education Centre Birchen Grove, London, United Kingdom

Let's Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this February half term for FREE activities at the Welsh...

Action for Silk Stream – Half term family fun

Welsh Harp Enviornmental Education Centre Birchen Grove, London, United Kingdom

Let's Go Wild at Welsh Harp! Come join us and explore the Welsh Harp Reservoir this February half term for FREE activities at the Welsh...

Banbury WaterBlitz Results and Social

Waitrose Community Room Banbury Southam Road, Banbury, Oxfordshire, United Kingdom

Book your place on plinth here. Come and join Banbury CAG, Banbury Water Vols and WI Volunteers to celebrate 150 Freshwater Watch samples in the...