All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page
Calendar of Events
M Mon
T Tue
W Wed
T Thu
F Fri
S Sat
S Sun
1 event,
Dollis Brook Toe-boarding Removal event series
Dollis Brook Toe-boarding Removal event series
THAMES21 are removing the outdated toe-boarding from the Dollis Brook along Brook Farm Open Space, and we need volunteer help from the community.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...
0 events,
0 events,
0 events,
1 event,
Action for Silk Stream – World Wetland Day – Silk Stream Park, Barnet
Action for Silk Stream – World Wetland Day – Silk Stream Park, Barnet
Help us to celebrate World Wetland Day on 2nd February by helping us clear up the wetland area in Silk Stream Park which needs our...
0 events,
0 events,
0 events,
0 events,
1 event,
Tree Planting Ferny Hill Layby – Enfield
Tree Planting Ferny Hill Layby – Enfield
Thames21 and Enfield Council invite you to come and join in with this years tree planting at Ferny Hill, Cockfosters, EN4.
1 event,
Tree Planting – Ferny Hill Layby Enfield
Tree Planting – Ferny Hill Layby Enfield
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...
0 events,
1 event,
EVENT POSTPONED Dollis Brook Toe-boarding Removal event series EVENT POSTPONED
EVENT POSTPONED Dollis Brook Toe-boarding Removal event series EVENT POSTPONED
EVENT POSTPONED THAMES21 are removing the outdated toe-boarding from the Dollis Brook along Brook Farm Open Space, and we need volunteer help from the community....
0 events,
0 events,
1 event,
Action for Silk Stream – Half term family fun
Action for Silk Stream – Half term family fun
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...
1 event,
Action for Silk Stream – Half term family fun
Action for Silk Stream – Half term family fun
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...
2 events,
Chinbrook Meadows Litter Pick
Chinbrook Meadows Litter Pick
The Chinbrook Meadows wetlands have finally been excavated! After years of planning and two months of construction, the wetlands are almost ready. We need your...
Action for Silk Stream – Half term family fun
Action for Silk Stream – Half term family fun
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...
1 event,
Banbury WaterBlitz Results and Social
Banbury WaterBlitz Results and Social
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...
3 events,
Tree Planting Ferny Hill Layby – Enfield
Tree Planting Ferny Hill Layby – Enfield
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...
Pymmes Brookers River Cleanup – Saturday February 17th
Pymmes Brookers River Cleanup – Saturday February 17th
Event Description: This is an independent River Action Group event run in partnership with Thames21. Would you like to join us in cleaning up the...
Isle of Dogs Tide Workshop
Isle of Dogs Tide Workshop
Book here! The Thames foreshore is a wonderful space to be enjoyed by everyone. However, it is important to be aware of the tide to...
1 event,
Action for Silk Stream – Welsh Harp reservoir clean up
Action for Silk Stream – Welsh Harp reservoir clean up
We will be working together with the Canal and River Trust and Phoenix Canoe Club to clean up the Welsh Harp reservoir whilst the water...
0 events,
1 event,
Dollis Brook Toe-boarding Removal event series
Dollis Brook Toe-boarding Removal event series
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...
0 events,
0 events,
1 event,
Chinbrook Meadows Planting Day
Chinbrook Meadows Planting Day
The Chinbrook Meadows wetlands have finally been excavated! After years of planning and two months of construction, the wetlands are almost ready to be opened....
4 events,
River Litter Detectives – Riverside Studios
River Litter Detectives – Riverside Studios
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...
Tree Planting Ferny Hill Layby – Enfield LOCATION CHANGE
Tree Planting Ferny Hill Layby – Enfield LOCATION CHANGE
The location of this event has changed to Rectory Farm, please see the other event link. Thames21 and Enfield Council invite you to come...
Action for Silk Stream – Welsh Harp reservoir clean up
Action for Silk Stream – Welsh Harp reservoir clean up
We will be working together with the Canal and River Trust to clean up the Welsh Harp reservoir whilst the water has been drained for...
Tree Planting at Rectory Farm – Enfield
Tree Planting at Rectory Farm – Enfield
Thames21 and Enfield Council invite you to come and join in with this years tree planting at Rectory Farm, The Ridgeway, Enfield, EN2 8AA. This...
0 events,
0 events,
1 event,
River Litter Detectives – In front of the Hurlingham Club
River Litter Detectives – In front of the Hurlingham Club
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...
0 events,
1 event,
Action for Silk Stream – River Action Day at Chandos Park, Edgware
Action for Silk Stream – River Action Day at Chandos Park, Edgware
Join us for our Action for Silk Stream monthly volunteering days. They will be held on the last Thursday of each month. Venue - Chandos...
1 event,
Chinbrook Meadows Planting Day
Chinbrook Meadows Planting Day
The Chinbrook Meadows wetlands have finally been excavated! After years of planning and two months of construction, the wetlands are almost ready to be opened....
1 event,
Tree Planting – Ferny Hill Layby Enfield
Tree Planting – Ferny Hill Layby Enfield
Thames21 and Enfield Council invite you to come and join in with this year's tree planting at Ferny Hill, Cockfosters, EN4. After 3 successful years...