Environmentalism Events in London

Check out happening environmentalism events all around London, EN

Smart City Expo London, UK

 Tue, 30 Jun at 10:00 am Emirates Stadium USD 99 to 2,999

Smart City Expo UK

 Mon, 20 Jul at 10:00 am Leonardo Royal Hotel London Tower Bridge GBP 75 to 2,245

Yes, there is an alternative

 Wed, 17 Jun at 06:00 pm The RSA Free

BIEE Future of Energy Lecture: Julia King, Baroness Brown of Cambridge

 Thu, 04 Jun at 05:00 pm The Royal Society GBP 20

Hope in the Shadow of Unnatural Extinctions

 Thu, 28 May at 06:30 pm The Royal Society Free

London Family Office June ESG Sector Industry Networking At the Gherkin

 Tue, 23 Jun at 06:00 pm 30 St Mary Axe (The Gherkin) GBP 44 to 434

Merzbow + Elvin Brandhi

 Sun, 07 Jun at 04:00 pm I K L E C T I K

Sea Life London Standard Entry

 Mon, 16 Mar Sealife London Aquarium

The Leadership Summit at London Climate Action Week

 Thu, 25 Jun at 08:30 am CodeNode GBP 535 to 594

Common Home London 2026 – Regenerative Leadership

 Wed, 06 May at 01:15 pm UCL School of Management, Level 50 Free

Masterclass: Root to Leaf, Cooking without Waste

 Sat, 20 Jun at 11:00 am Liberty Hall - Made in Hackney GBP 106

The Kensington Botanical Market

 Sat, 02 May at 10:00 am Phillimore Walk Free

Sea Life London Aquarium 5 Way Multi Attractions Passes

 Mon, 23 Mar Shrek's Adventure London

Gutsy Girls Event | Epping Forest - Guided Hikes and Wildlife Walks

 Sat, 25 Apr at 10:00 am Central Line Train Ealing Broadway - Epping Forest

Sustainability & GreenTech Startups, Investors, Innovators Networking

 Thu, 21 May at 07:00 pm Paloma Chelsea GBP 6 to 326

Careers in Sustainability Roundtable & Networking Event

 Fri, 22 May at 05:00 pm London Business School - Sussex Place (Regent's Dining Room) GBP 7

Nunhead Cemetery Late

 Fri, 15 May at 06:00 pm Nunhead Cemetery Free

Seaford to Eastbourne (Seven Sisters cliffs) Walk - Sat 30 May 2026

 Sat, 30 May at 08:30 am London Victoria Train Station

Business Networking: Sustainability, Green Tech Startups at The Anthologist

 Wed, 29 Apr at 05:00 pm The Anthologist

Climate Tech Time

 Wed, 25 Mar The Conduit GBP 11 to 12

Investment Funds & Climate Impact 2026

 Mon, 27 Apr at 09:00 am Kensington Conference and Event Centre

Century of Suffering - March to End Dog Racing Now

 Sat, 25 Jul at 11:30 am 1 Knightrider Court, London, EC4V 5BJ, United Kingdom

Net Zero Networks 2026

 Wed, 06 May at 09:30 am IET London: Savoy Place, Savoy Place, London, UK Free

Welcome Cherry Blossom Season in Greenwich Park with Outdoor Yoga & Tea

 Sun, 19 Apr at 10:30 am Greenwich Park GBP 9 to 14

Reuse + Recycling Plastics Workshop with Sean Rodrigo at The Tool House E17

 Sun, 03 May at 11:00 am Walthamstow Pumphouse Museum GBP 39

HASTINGS Country Park Cliff & BLUEBELLS - a Majestic coastal hike

 Sat, 02 May at 09:00 am Saint Pancras Station GBP 19

Sip & Stitch: London Art Bar

 Fri, 01 May at 07:00 pm The London Art Bar GBP 25

Blue Economy Student Forum 2026

 Fri, 29 May at 09:30 am Darwin Building B15 GBP 8

Ocean Film Festival - London - 20 October 2026

 Tue, 20 Oct at 07:30 pm Union Chapel GBP 18 to 21

Outdoor Ecstatic With Aybien

 Sat, 18 Apr at 05:00 pm Wandsworth Common GBP 16 to 22

Wild Health: People, Nature & One Health

 Tue, 05 May at 06:00 pm Huxley Lecture Theatre, ZSL Meeting Rooms Free

What's next for our existing buildings? Caruso St John on creative reuse

 Tue, 12 May at 07:00 pm Barts North Wing GBP 0 to 17

Business Networking: Sustainability, Green Tech Startups at Mint Leaf Bank

 Mon, 22 Jun at 05:00 pm Mint Leaf London

The Malvern Hills Ridge End-To-End Traverse

 Sun, 26 Apr at 07:45 am Novotel London West GBP 85

Colour Lab: A Year in the Field - A Seasonal Colour Workshop SPRING

 Sat, 25 Apr at 12:30 pm Douglas Eyre Sports Centre GBP 39 to 71

Restoring British Nature | The Linnean Assembly 2026

 Wed, 29 Apr at 09:00 am Linnean Society of London GBP 49 to 93

BEGINNERS MINI 12km Canals, Sandy Trails and Medieval Churches of Surrey

 Sun, 10 May at 08:25 am Waterloo Station GBP 33

LSBN – A Water First Mindset for Sustainable Architecture

 Mon, 11 May at 09:00 am Cinnamon Kitchen GBP 25

FAT FOX MUSHROOMS X FLAVOUR FRED - FORAGING WALK & WORKSHOP

 Sun, 26 Jul at 02:00 pm Fat Fox Mushrooms GBP 85

Nature & Art in the Neighbourhood - Epping Forest Guided Walk

 Sat, 09 May at 10:00 am Walthamstow Central Station - on the ramp at Selbourne Road Entrance Free

Beginners Hike, The Saffron Trail, Hadleigh Castle and Benfleet Creek

 Sat, 09 May at 10:00 am Fenchurch Street GBP 12

Networking Event: Green & Smart: Sustainability & Climate Tech

 Fri, 08 May at 06:00 pm Mint Leaf London GBP 10 to 14

London Day of Nature 2026

 Sat, 09 May at 10:00 am Camley Street Natural Park, London Wildlife Trust GBP 14

MOTH Festival of Ideas 2026 — Concert x Cosmo Sheldrake

 Fri, 15 May at 08:00 pm St John’s Church, Waterloo USD 50

London Rivers Week: History & Ecology of Camley Street Natural Park

 Sat, 23 May at 11:00 am Camley Street Natural Park, London Wildlife Trust Free

Introduction to Natural Dyes Workshop

 Sun, 17 May at 02:00 pm Camden Art Centre GBP 39

Hiking: Canterbury via Bekesbourne – Sat 26 Sep 2026

 Sat, 26 Sep at 08:30 am London Victoria Rail Station

London - ISEP x Small99's People, Planet, Pint™: Sustainability Meetup

 Thu, 04 Jun at 06:00 pm Tamesis Dock GBP 0 to 5

Kensington Gardens Nature Roadshow

 Wed, 27 May at 11:00 am Next to Italian Gardens, Kensington Gardens Free

Business Networking: Sustainability, Green Tech Startups at The Anthologist

 Wed, 27 May at 06:00 pm The Anthologist

Business Networking: Sustainability, Green Tech Startups at Bond Mayfair

 Mon, 25 May at 06:00 pm Bonds Mayfair GBP 12 to 17

The Regent's Park Nature Roadshow

 Thu, 28 May at 11:00 am Next to the Broad Walk Cafe Free

Hamza Yassin: My Life Behind the Lens

 Sun, 24 May at 02:00 pm Richmond Theatre

TOUGH HIKE 26km The Hills and Valleys of the North Downs Kent

 Sat, 30 May at 08:15 am Victoria GBP 33

Nature Tots at Centre for Wildlife Gardening - Summer 2 (Jun-Jul 2026)

 Mon, 01 Jun at 10:30 am London Wildlife Trust Centre For Wildlife Gardening GBP 0 to 59

Khushwant Singh Literary Festival London 2026, 8th edition

 Sat, 30 May at 10:30 am Brunei Gallery Lecture Theatre at SOAS, University of London Free

Fantasy, Science Fiction & the Environment: Past, Present & Future-Traf Sq

 Wed, 10 Jun at 07:00 pm Waterstones GBP 6

The Healthy Homes Hub Summer Ideas Exchange

 Fri, 19 Jun at 10:00 am Amazon Corporate Offices, London Free

London to Land's End Electric Vehicle Rally 2026

 Sat, 20 Jun at 07:00 am Westminster City School GBP 0 to 420

Walk for Change - Thames Bridges Challenge for The Kula Foundation

 Sat, 20 Jun at 10:00 am Blackfriars GBP 17

'People’s Emergency Briefing' at St Mary's Walthamstow

 Thu, 25 Jun at 07:00 pm St Mary's Church Walthamstow Free

Trellis Symposium

 Wed, 06 May at 09:30 am Rich Mix Free

The Unnatural History of Extinction

 Thu, 11 Jun at 06:00 pm The Linnean Society of London GBP 9 to 12

Foraging Course in London

 Sun, 22 Mar Hackney Marshes Centre GBP 40

Ethnobotanical Deep Dives

 Sat, 25 Apr at 01:00 pm Cody Dock GBP 12

Breathing Life: A Decade of Local Air Quality Ambition

 Mon, 13 Jul at 10:00 am The Royal Society of Medicine GBP 0 to 380

Invertebrate Study Day

 Wed, 08 Apr Natural History Museum Free

Business Networking: Sustainability, Green Tech Startups at Mint Leaf Bank

 Mon, 25 May Mint Leaf Lounge GBP 12 to 17

Fire Choir: Summer Term 2026

 Mon, 20 Apr at 07:00 pm King's Place GBP 0 to 150

Swap, share, rent & repair with City of London Library of Things

 Sat, 09 May at 11:00 am Barbican Library Free

Yodomo Textile Reuse Sales - April 2026

 Fri, 24 Apr at 12:00 pm The Loop Free

London Psychedelic Community: Sunday Park Day – Nature & Connection

 Sun, 26 Apr at 02:00 pm Baker Street GBP 6 to 17

The Day in the Live of A Beaver

 Sat, 11 Apr at 03:00 pm Proposition Bethnal Green GBP 8 to 12

6th Finance and Accounting 2026 Annual Research Symposium

 Wed, 17 Jun at 09:00 am University of Westminster (Marylebone Campus) Free

Crystal Palace Park bird walk with RSPB Bromley

 Sun, 26 Apr at 08:30 am Guy the Gorilla statue Free

April Hampstead Heath (London) Wild Food Foraging/ Foragers Walk.

 Sun, 12 Apr Hampstead Heath GBP 22

Campfire Club: London | Luke Wallace, Kaito Winse

 Fri, 14 Aug at 07:00 pm Cody Dock GBP 0 to 23

SOAS Department of Economics & CRILS Public Lecture by Jennifer Clapp

 Tue, 28 Apr at 05:50 pm SOAS Gallery Free

Mike Cooper / David Toop / Max Eastley + Mike Cooper / Steve Beresford / John Butcher

 Tue, 19 May at 07:30 pm Café OTO

Eco Resin Terrazzo Tray Making Workshop

 Fri, 08 May at 06:00 pm SoLo Craft Fair Leadenhall GBP 34

Fungal Matter Workshop

 Wed, 13 May at 06:30 pm 1 Gillett Pl GBP 10 to 40

Creative Aims Reimagined

 Sun, 10 May at 12:00 pm Melanin Health & Wellness Free

Rotherhithe Fabric Swap & Craft Circle 2026

 Sat, 25 Apr at 11:00 am Time & Talents Centre GBP 5 to 12

The Clearing: Forest Bath Day Out at Epping

 Sun, 22 Mar at 10:30 am Finsbury Circus Gardens Free

FAT FOX MUSHROOMS X FLAVOUR FRED - FORAGING WALK & WORKSHOP

 Sat, 25 Apr at 02:00 pm Fat Fox Mushrooms GBP 85

Coach Trip: EWT Fingringhoe Wick

 Sat, 09 May at 07:50 am Stop 40b Victoria Embankment GBP 30 to 35

Keeping it Wild Collective: Ecopoetry workshop with Rooted Resistance

 Sat, 02 May at 12:00 pm London Wildlife Trust Centre For Wildlife Gardening Free

BWOW x Waltham Forest - Rides at Lee Valley Velo Park Road Circuit (Ride 1)

 Sat, 16 May at 09:30 am Lee Valley VeloPark Free

Ecosocialism Conference 2026

 Sat, 30 May at 10:00 am London South Bank University

The Soul of Earth | Exhibition at Eclectic Gallery

 Fri, 01 May at 10:00 am Eclectic Gallery Free

Spring Bioblitz at Sydenham Hill and Dulwich Wood: Forgotten Flowers

 Sun, 26 Apr at 11:00 am Sydenham Hill Wood Free

Grow by Highly Sprung - Eco-Themed Theatre Experience for early years.

 Sat, 09 May at 02:00 pm Sands End Arts & Community Centre GBP 12 to 17

Trees of Brompton Cemetery

 Sat, 23 May at 10:30 am North Lodge Café GBP 15

Paint, Plant and Pot

 Sat, 02 May at 03:00 pm William Morris Gallery GBP 17

Hike Surrey - The Growth Mindset Club

 Sat, 25 Apr at 09:30 am Waterloo Train Station - Station Approach Road Free

Hampstead Heath (London) Tree Safari Walk.

 Sun, 17 May at 02:00 pm The Hollow Tree GBP 22

Chelsea in Bloom - Organic and Biodynamic Wine Tasting

 Thu, 21 May at 06:30 pm Jeroboams King's Road GBP 50 to 95

NEW HIKE: Hidden jewel of the Jurassic Coast,

 Sun, 17 May at 08:00 am Waterloo Station GBP 21

Family Bird Walk

 Sat, 16 May at 08:00 am Holland Park Ecology Centre Free

[April] Renee's Earth Week Special - Community Event at Hackney Wick

 Fri, 24 Apr at 11:00 am 1 Trowbridge Rd Free