Calendar of Events
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Water Quality Training Session for Citizen Scientists
Water Quality Training Session for Citizen Scientists
As part of the Reclaim Our Rivers project, Thames21 will be running a water quality monitoring programme this summer, sampling weekly for bacterial pollution along...
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Big Wet Wipe Count
Big Wet Wipe Count
Book your place here! Help protect the River Thames by measuring the impact of wet wipes deposited on its shores! Join Thames21 to gather crucial...
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Action for Silk Stream – Bat Walk
Action for Silk Stream – Bat Walk
Join us for a bat walk in Watling Park, Burnt Oak. We will meet at the Orange Hill entrance, the entrance closest to Burnt Oak...
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Thames Road Wetland – Habitat Management CANCELLED
Thames Road Wetland – Habitat Management CANCELLED
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 roles in...
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Action for Silk Stream – partnership meeting
Action for Silk Stream – partnership meeting
Quarterly Partnership Meeting. This is an opportunity to meet the project team in person for a walk around both of the parks that have almost...
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River Litter Detectives – Broomhouse Dock
River Litter Detectives – Broomhouse Dock
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...
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Vital Signs for Healthy Rivers Training – River Ravensbourne
Vital Signs for Healthy Rivers Training – River Ravensbourne
Book your free place by clicking this link. Would you like to be able to identify the vital signs of a river and understand how...
The Mill Brook from Blewbury to Wallingford: have your say
The Mill Brook from Blewbury to Wallingford: have your say
We would like to invite you to a consultation event on the Mill Brook River that runs from Blewbury to Wallingford. We are looking to...
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Pre-London Rivers Week 2025: Boat trip enjoying nature in east London (SOLD OUT)
Pre-London Rivers Week 2025: Boat trip enjoying nature in east London (SOLD OUT)
CPRE London is hosting a boating trip in East London as a pre-London Rivers Week 2025 event: https://cpre-london.eventcube.io/events/72626/boat-trip-enjoying-nature-in-east-london/ The boat trip will occur 26th May...
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Action for Silk Stream – Let’s go Wild at the Welsh Harp – Half term family activities
Action for Silk Stream – Let’s go Wild at the Welsh Harp – Half term family activities
Come join us this half term holiday for FREE activities at the Welsh Harp Environmental Education Centre. These activities are part of the Action for...
Sands End River Clean Up & Litter Detectives
Sands End River Clean Up & Litter Detectives
Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we find and categorising it...
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Action for Silk Stream – River Action Day
Action for Silk Stream – River Action Day
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...
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London Rivers Week 2025: Pre-recorded webinar talk by Professor Sir Dieter Helm on solutions to fix our broken water system – SOLD OUT
London Rivers Week 2025: Pre-recorded webinar talk by Professor Sir Dieter Helm on solutions to fix our broken water system – SOLD OUT
Join as for this special, FREE, new pre-recorded special London Rivers Week 2025 webinar by University of Oxford's Professor Sir Dieter Helm on solutions to...
London Rivers Week 2025: River Litter Detectives – Poplar Rowing Club
London Rivers Week 2025: River Litter Detectives – Poplar Rowing Club
Please book your FREE place here! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the...
London Rivers Week 2025: Memorial Park Wetland Improvement Day
London Rivers Week 2025: Memorial Park Wetland Improvement Day
Come and join us for a practical wetland maintenance session in Memorial Park as part of London Rivers Week 2025! We'll be removing excess reeds...
London Rivers Week 2025: Roding River Adventure
London Rivers Week 2025: Roding River Adventure
This is a two part walk, run by our friends at National Park City, which will take you on a journey that is surprisingly rural...
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London Rivers Week 2025: Morden Hall Park Walk
London Rivers Week 2025: Morden Hall Park Walk
Join us for a FREE guided walk around a section of Morden Hall Park and take in the fantastic views of the River Wandle. We...
London Rivers Week 2025: River Clean Up with Nicola White – SOLD OUT
London Rivers Week 2025: River Clean Up with Nicola White – SOLD OUT
To kick off London Rivers Week 2025, join Thames 21 on Saturday 31st May at Newcastle Drawdock for a river clean up with mudlark and...
London Rivers Week 2025: Bostall Woods Spring Walk
London Rivers Week 2025: Bostall Woods Spring Walk
BOOK HERE Date: 31st May 2025 Time: 10:00 - 12:00 Location: Bostall Woods Rangers Compound Google Maps What3words - ///cowboy.intro.string Contact: Toby (07968 805751 //...
London Rivers Week 2025: Pymmes Brookers – Plasticblitz
London Rivers Week 2025: Pymmes Brookers – Plasticblitz
Join the Pymmes Brookers for this year's London Rivers Week and Plasticblitz! They'll be carrying out a clean-up at Waterfall Walk. All of the necessary...
London Rivers Week 2025: We the Lea walk
London Rivers Week 2025: We the Lea walk
New community action group Clean Up the River Lea (CURL) invite you to FREE walk the Lee Valley and help protect one of London's most...
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London Rivers Week 2025: Morden Hall Park Family Craft and River Dipping Experience Day – SOLD OUT
London Rivers Week 2025: Morden Hall Park Family Craft and River Dipping Experience Day – SOLD OUT
Thames21 is collaborating with the National Trust and its Urban Rangers to organise a FREE day of craft activities for children which will involve sitting...
London Rivers Week 2025: A Short Introduction to the Thames Estuary – Guided Walk – SOLD OUT
London Rivers Week 2025: A Short Introduction to the Thames Estuary – Guided Walk – SOLD OUT
As part of London Rivers Week, come and join our friends Thames Estuary Partnership for a FREE guided walk around the Greenwich Peninsula to explore the...
London Rivers Week 2025: The Brent River Walk
London Rivers Week 2025: The Brent River Walk
This special London Rivers Week FREE walk is jointly organised by West London Ramblers, the Brent River and Canal Society and their action group CURB...
London Rivers Week 2025: Community Clean-up at Montrose Playing Fields
London Rivers Week 2025: Community Clean-up at Montrose Playing Fields
Join the Burnt Oak Nepalese Community and the Friends of the Silk Stream for a litter-pick session along the Silk Stream at Montrose Playing Fields...
London Rivers Week 2025: Guided walk – Wandle Discovery Day
London Rivers Week 2025: Guided walk – Wandle Discovery Day
The River Wandle is a fantastic river. Join Wandle Industrial Museum’s John Sheridan on a guided walk within this area. Colliers Wood station to Plough...
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