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

Peckham Salvage Yard

 Sun, 29 Mar at 11:00 am Copeland Park & Bussey Building

Banff Mountain Film Festival - London - 19 March 2026

 Thu, 19 Mar at 07:30 pm Union Chapel GBP 18 to 20

Sea Life London Standard Entry

 Mon, 16 Mar at 10:00 am Sealife London Aquarium

March for Love, Hope + Unity

 Sat, 28 Mar at 12:00 pm Park Lane, London, United Kingdom

EARTH'S GREATEST ENEMY - London Premiere with Abby Martin Q&A

 Tue, 17 Mar at 07:30 pm Prince Charles Cinema USD 0 to 30

Patron's Spring Lecture

 Tue, 17 Mar at 06:00 pm The RSA (Royal Society of Arts, Manufactures and Commerce) Free

Sea Life London Anytime Entry

 Thu, 04 Jun at 12:00 am Sealife London Aquarium

London Connector® Sustainability Networking Event for Leaders & Innovators

 Fri, 20 Mar at 05:00 pm 116 Pall Mall - Institute of Directors GBP 7 to 136

Climate Tech Time

 Wed, 25 Mar at 06:00 pm The Conduit GBP 11 to 12

Yes, there is an alternative

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

Sea Life London Anytime Entry

 Thu, 18 Jun at 12:00 am Sealife London Aquarium

(Last Chance!) Hike to Atlantic Grey Seals – Britain's Wildlife Safari

 Sat, 21 Mar at 07:45 am ibis London City - Shoreditch GBP 85

When The Forest Breathes: Suzanne Simard

 Mon, 13 Apr at 07:00 pm Foyles GBP 8 to 30

Merzbow (Extra show added due to demand)

 Sun, 07 Jun at 07:30 pm I K L E C T I K

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

Sea Life London Anytime Entry

 Sat, 06 Jun at 12:00 am Sealife London Aquarium

Sea Life London Anytime Entry

 Wed, 10 Jun at 12:00 am Sealife London Aquarium

Sea Life London Anytime Entry

 Sat, 13 Jun at 12:00 am Sealife London Aquarium

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

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

Does decarbonization still have a future?

 Thu, 19 Mar at 06:30 pm 44 Lincoln's Inn Fields Free

Power Station - LONDON - GREENWICH PICTURE HOUSE

 Thu, 19 Mar at 08:00 pm Greenwich Picture House

(Bank Holiday) Hiking the Jurassic Coast UNESCO World Heritage Site

 Fri, 03 Apr at 07:45 am Novotel London West GBP 85

Hike: Faversham to Whitstable – Sat 21 Mar 2026

 Sat, 21 Mar at 08:45 am London Victoria Train Station

Nursery Experience

 Tue, 24 Mar at 10:00 am Hyde Park Nursery GBP 95

LOANHOOD - Islington Clothes Swap

 Sat, 21 Mar at 11:30 am St Andrew’s Church, Thornhill Square Free

Investment Funds & Climate Impact 2026

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

Guided Bird Walk with Bonner Black

 Sun, 22 Mar at 10:00 am Walthamstow Wetlands, London Wildlife Trust Free

CIBSE Fellows Network Masterclass with Vivienne Grafton

 Wed, 18 Mar at 05:30 pm CIBSE Free

Designing Digital for a Sustainable Future

 Fri, 20 Mar at 04:00 pm ustwo London GBP 44 to 55

Radical Film School Film Screening & Talk: Climate Justice on Screen

 Fri, 20 Mar at 07:00 pm The Foundry GBP 0 to 10

edie 26 x London - Small99's People, Planet, Pint™: Sustainability Meetup

 Thu, 26 Mar at 04:00 pm The Peacock - Angel GBP 0 to 5

Foraging Course in London

 Sun, 22 Mar at 02:00 pm Hackney Marshes Centre GBP 40

Archives of Activism: Exploring Environmental Justice

 Wed, 25 Mar at 06:00 pm LSE Cheng Kin Ku Building (CKK) Free

March's Eco Living Fest!

 Sat, 21 Mar at 01:00 pm Holy Innocents, South Norwood Free

The Mount Everest Foundation: Summits, Science and Survival

 Thu, 26 Mar at 06:30 pm Royal Geographical Society GBP 22

Brookmill Park River Clean Up and Park Litter Pick

 Sat, 21 Mar at 10:30 am SE8 4JH Free

Sustainability & GreenTech Startups, Investors, Innovators Networking

 Thu, 09 Apr at 07:00 pm Paloma Chelsea GBP 6 to 326

Century of Suffering - March to End Dog Racing Now

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

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

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

Role of Carbon Markets in Net-Zero Strategies - by Xynteo & Carbonaires

 Tue, 24 Mar at 06:00 pm Barbican Centre Free

Family Fun (5-10yrs): Food and Nature, for World Earth Day

 Sun, 05 Apr at 02:30 pm Leighton House

Street Swap Primrose Hill

 Sat, 28 Mar at 10:00 am Primrose Hill Community Library Free

GreenTech, EcoTech Startups, Innovators & Investors Networking Event

 Thu, 09 Apr at 07:00 pm Cubanista GBP 6 to 39

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

 Sun, 29 Mar at 12:00 pm Hampstead Heath GBP 22

Holiday workshops: Architecture for plants (ages 7 - 8)

 Tue, 31 Mar at 11:00 am The Royal Institution of Great Britain GBP 34 to 42

Holiday workshops: Architecture for plants (ages 9 - 11)

 Tue, 31 Mar at 02:15 pm The Royal Institution of Great Britain GBP 34 to 42

Seasonal Botanical Dyes Workshop

 Sat, 11 Apr at 01:00 pm Camden Art Centre GBP 49

Richmond Park Nature Roadshow

 Wed, 01 Apr at 11:00 am Roehampton Gate Gardens (Next to Roehampton Gate Café) Free

LONDON - INVESTMENT TECHNOLOGY CONFERENCE - SUSTAINABLE BUSINESS UNION

 Wed, 18 Mar at 09:00 am The Dorchester GBP 0 to 109

Reimagining Waste: An Interactive Showcase

 Wed, 25 Mar at 06:00 pm 10 Dirty Ln GBP 4 to 8

Invertebrate Study Day

 Wed, 08 Apr at 10:30 am Natural History Museum Free

40 years on: Chornobyl’s legacy and European environmental security

 Wed, 01 Apr at 06:00 pm The RSA Free

An Eclectic Lark in Battersea Park (Wild Walk)

 Sat, 11 Apr at 10:45 am Meet outside Battersea Power Station Underground, South Side (see What3Words in event description) Free

BEGINNERS HIKE 16km Ivinghoe Beacon and the Forests of the Chiltern Hills

 Sun, 19 Apr at 08:55 am London Euston Station GBP 34

Wild Health: People, Nature & One Health

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

Clinging by a Claw – The London Premiere

 Tue, 21 Apr at 05:30 pm Ladbroke Hall GBP 75

Screening + Q&A: Searching for Satyrus

 Wed, 22 Apr at 07:00 pm Frontline Club GBP 6 to 17

Restoring British Nature | The Linnean Assembly 2026

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

Net Zero Networks 2026

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

MOTH Festival of Ideas 2026 — Concert x Cosmo Sheldrake

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

Ocean Futurisms: DSA screenings

 Wed, 25 Mar at 06:30 pm The RSA (Royal Society of Arts, Manufactures and Commerce) Free

Business Networking: Sustainability, Green Tech Startups at Bond Mayfair

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

Kensington Gardens Nature Roadshow

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

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

Touch Grass Day-Tripper: Wild Creatives (March 21st)

 Sat, 21 Mar at 02:00 pm QUEERCIRCLE GBP 6 to 16

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

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

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

At one with Nature

 Sat, 28 Mar at 12:30 pm Folk at Sunday Mills Free

London Day of Nature 2026

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

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

Black Girls Hike x London Wildlife Trust: Crystal Palace to Nunhead

 Sun, 22 Mar at 11:00 am Crystal Palace Station Free

Nature Tots at Centre for Wildlife Gardening - Spring 2 (Feb-Mar 2026)

 Mon, 23 Feb at 10:30 am London Wildlife Trust Centre For Wildlife Gardening GBP 42

Documentary Screening & Conversation: A Place in the City

 Wed, 18 Mar at 06:00 pm UCL Institute of Archaeology Free

Green Skills, Sustainability and Careers- Introduction Green Skills Academy

 Mon, 16 Mar at 10:00 am Capital City College Tottenham centre (formerly The College of Haringey, Enfield and North East London - Tottenham Centre) Free

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

 Mon, 25 May at 06:00 pm Mint Leaf Lounge GBP 12 to 17

Forest Bathing in association with Creative Nature HQ

 Sun, 15 Mar at 09:00 am Lesnes Abbey Woods Free

Nature connection, mindful photography & journaling

 Sat, 21 Mar at 10:00 am Wimbledon and Putney Commons GBP 15 to 29

Towards a Morris Manifesto: How Living like William Morris Can Improve your Life and the World

 Wed, 25 Mar at 06:00 pm Burlington House, Piccadilly, W1J 0BE London, United Kingdom

The Palestine Relay Launch: Green Park to Greenwich

 Sat, 28 Mar at 10:00 am The Green Park Free

Roots For The Future 2026

 Sat, 18 Apr at 11:00 am Liberty Woodland School GBP 3 to 7

Sustainability Event for Directors, Entrepreneurs in London

 Mon, 23 Mar at 06:00 pm Mint Leaf Lounge GBP 7 to 9

Easter Trashformers!

 Thu, 02 Apr at 02:00 pm Museum of Brands GBP 0 to 5

Sustainable Design Forum 2026

 Thu, 23 Apr at 10:00 am Crypt on the Green GBP 0 to 22

Spring Family Workshop - Birds!

 Sat, 21 Mar at 10:00 am Holland Park Ecology Centre GBP 7

Spring Drinks: The Future of the Grid is Becoming Clearer

 Tue, 24 Mar at 06:00 pm Sustainable Ventures Free

The Clearing: Forest Bath Day Out at Epping

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

Castle Forum X Octopus Energy - The Future of Business

 Wed, 25 Mar at 06:00 pm Octopus Energy (London) Free

City & Guilds Construction & Built Environment Conference- South 2026

 Thu, 26 Mar at 09:30 am City & Guilds Free

Nutured by Nature; A Day Retreat for IWD

 Sun, 29 Mar at 01:30 pm N7 7BP Free

6th Finance and Accounting 2026 Annual Research Symposium

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

Sustainable Drainage Systems (SuDS) and Urban Water Management

 Wed, 18 Mar at 02:00 pm Building Centre Free

Let's Walk - Canary Wharf to Mile End Canal Walk

 Wed, 18 Mar at 02:30 pm Canary Wharf Jubilee Line Station Free

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

 Sun, 22 Mar at 12:00 pm Hampstead Heath GBP 22

Ethnobotanical Deep Dives

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

SPRING FAMILY ART & NATURE FUN (FREE)

 Wed, 08 Apr at 12:00 pm Islington Ecology Centre Free

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

 Tue, 19 May at 07:30 pm Café OTO

Bow to Limehouse Basin Canal History Walk

 Fri, 20 Mar at 02:00 pm Blu Ivy Cafe GBP 8 to 10

Nature Walk in Victoria Park, London

 Fri, 20 Mar at 02:30 pm Pavilion Cafe Victoria Park Free