Sign in

Cecil Konijnendijk

@anurbanforester.bsky.social
371 followers 667 following 19 posts

Global Urban Forester | Nature Based Solutions Institute | Proposer of the 3+30+300 rule for greener and healthier cities #330300rule | Writer and public speaker #urbanforestry #trees #greencities

PostsRepliesMedia
Reposted by Cecil Konijnendijk
Melissa Lem @drmelissalem.bsky.social · 18/09/2026
Delighted to share the launch of @resonatenbt.bsky.social + @eurohealthnet.bsky.social's nature prescribing guide. Designed to meet health professionals where they are, it's full of practical tips, relevant research + real-life examples of effective interventions. eurohealthnet.eu/publication/...
Front cover of RESONATE Horizon Europe and EuroHealthNet's Prescribing nature guide for health and social care professionals
184
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 13/05/2026
In our latest blog we highlight the RESONATE Global Spotlight Series, online & hybrid events for discussing nature-based therapies and project findings. Read more about the 12 events held to date, with focus on regions & countries around the globe. resonate-horizon.eu/resonate-glo...
021
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 20/04/2026
Last week colleagues Ben Wheeler & Cecil Konijnendijk (@anurbanforester.bsky.social) attended the Green Equity Symposium hosted by the @arbassociation.bsky.social in Stonehouse, UK. Cecil presented his 3+30+300 principle and tied this in to the ongoing research on nature-based therapies in RESONATE.
151
Reposted by Cecil Konijnendijk
Alt National Park Service @altnps.bsky.social · 09/04/2026
9094162347
Reposted by Cecil Konijnendijk
Gil Penalosa @penalosag.bsky.social · 06/04/2026
CYCLING WITHOUT AGE The right to wind in your hair. FREE webinar! Joy sitting or pedaling. Community building. Social & Physical & Mental Health. Presents Ole Kassow & Pernille Vedersø Bussone This Tues. April 7, 11am EST / 5pm CEST Register FREE & share: bit.ly/40IQm9E
093
Reposted by Cecil Konijnendijk
Gil Penalosa @penalosag.bsky.social · 26/03/2026
Video is available, FREE: LONELINESS in CITIES Unlonely Cities: How Urban Systems Can Both Produce and Prevent LONELINESS Presents: Ann-Britt Elvin Andersen Invite: Cities for Better Health, and 8 80 Cities. From my webinar #Cities4Everyone. View & share: bit.ly/4syfBI2
042
Cecil Konijnendijk @anurbanforester.bsky.social · 24/03/2026
Looking for some good #reads on (urban) #nature, perhaps for your summer reading list? Here are some of my own recent reads that I can warmly recommend.
292
Reposted by Cecil Konijnendijk
Gil Penalosa @penalosag.bsky.social · 23/03/2026
Tomorrow: interesting & useful: LONELINESS in CITIES FREE Webinar • UNLONELY CITIES: How Urban Systems Can Both Produce and Prevent LONELINESS Presents: Ann-Britt Andersen Invite: Cities for Better Health & 8 80 Cities Tues. March 24, 11am EDT / 4pm CET Register & share: bit.ly/49uMSvL
0107
Reposted by Cecil Konijnendijk
Fruit Works Co-operative @fruitworkscoop.bsky.social · 16/03/2026
Interesting mapping of @anurbanforester.bsky.social's #330300rule applied to West #Yorkshire whiteroseforest.org/access-to-tr...
whiteroseforest.org
New study provides insight into how access to trees and greenspaces in English cities can be improved - White Rose Forest
New study from the University of Leeds shows how access to trees and green spaces can be improved in four cities within the White Rose Forest.
011
Reposted by Cecil Konijnendijk
Love and Philosophy @lovephilosophy.substack.com · 13/03/2026
Could we change the metaphor in academia and beyond from competition to care? "Care is what makes movement into a path." For the philosophers, seekers, and educators out there who are already quietly doing this, sending lots of respect!! open.substack.com/pub/communit...
open.substack.com
We all Care
from the textures of competition to the textures of care; rethinking the baseline of competition
042
Reposted by Cecil Konijnendijk
Pr Carlos Moreno - IAE Paris1 Sorbonne University @carlosmorenofr.bsky.social · 25/02/2026
Join us on Tuesday, 17 March 2026 at 14:00 pm – 15:30 pm CET for the first webinar of the Sustainable Proximities training series: Presenting the Sustainable Proximities methodology, a practical guide for proximity-driven urban planning. 🔗 Register here: docs.google.com/forms/d/e/1F...
021
Cecil Konijnendijk @anurbanforester.bsky.social · 10/02/2026
Great to see my 3+30+300 principle for greener and healthier cities feature as a question in the Italian version of popular quiz show 'Who wants to be a millionaire'. #330300principle #urbantrees #publichealth #greenspace #climateaction
040
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 28/01/2026
On February 5th, our next Global Spotlight event focuses on the role of blue spaces in nature-based therapies and interventions. Scope: how, why, and for whom blue therapies work, identifying opportunities to scale practice and pathways forward. Sign up now at resonate-horizon.eu/the-sea-heal....
111
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 22/01/2026
RESONATE researchers led by Valentina Hampejs just published a new paper in the Journal of Environmental Psychology. It presents the first empirical test of nature-based biopsychosocial resilience theory - developed by RESONATE Horizon Europe. www.sciencedirect.com/science/arti...
sciencedirect.com
Health and well-being in nature: Analysis of 18,054 visit reports and implications for nature-based biopsychosocial resilience theory (NBRT)
Nature-based biopsychosocial resilience theory (NBRT) proposes that visiting nature helps build and maintain ‘stocks’ of adaptive biological, psycholo…
132
Reposted by Cecil Konijnendijk
Nature @nature.com · 13/01/2026
This discovery is shedding light on how and why birds evolved, and whether they evolved powered flight just once or many times during the age of the dinosaurs go.nature.com/3Ls9d52
go.nature.com
How did birds evolve? The answer is wilder than anyone thought
Discoveries in Jurassic rocks reveal that birds were adept fliers earlier than scientists realized.
05514
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 13/01/2026
We continue with our Global Spotlight Series on nature-based therapies & interventions! Join us on January 22nd for an event that focuses on nature-based interventions in the face of Quebec's healthcare system challenges. For a full program and signing up, visit resonate-horizon.eu/when-nature-....
011
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 19/12/2025
The festive season is here! A great time to listen to inspirational #podcast conversations on nature-based therapy practice & research. 9 conversations are lined up in our Nature-based Therapy Podcast series. See resonate-horizon.eu/news/podcast/ for access through your favourite podcast platform.
031
Cecil Konijnendijk @anurbanforester.bsky.social · 12/12/2025
New report by Urban Plant Lab shows that a large share of London's current tree population is vulnerable to #climatechange. Addressing this issue urgently can help improve the suitability of London’s trees to future climate. Download the full report at : www.london.gov.uk/media/110943....
010
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 09/12/2025
How do gender and other personal characteristics influence who benefits from nature-based interventions? Join us for the next Global Spotlight event with a deep dive into the sociodemographic dimensions that shape participation in and experiences of NBIs. resonate-horizon.eu/considering-...
021
Reposted by Cecil Konijnendijk
Katharine Hayhoe @katharinehayhoe.com · 24/11/2025
Did you know Talking Climate isn’t just a newsletter? It’s also a podcast! Thanks to the amazing Anne Cloud from Voice Over for the Planet, 32 weeks of episodes are already up and binge-ready. Get your Good News, Not So Good News, and What You Can Do here ⬇️
podcasts.apple.com
Talking Climate with Katharine Hayhoe
News Podcast · Subscribe to Talking Climate for a clear-eyed and hopeful look at climate science and solutions. Receive weekly climate updates on good news, not-so-good news, ideas on things to do, an...
213935
Cecil Konijnendijk @anurbanforester.bsky.social · 23/11/2025
De financiële voordelen van bomen. nos.nl/artikel/2591...
nos.nl
'Bomen leveren ook aanzienlijk financieel voordeel op', zegt instituut voor belang van bomen
Norminstituut Bomen heeft de Landelijke Bomennorm ontwikkeld. Deze norm maakt duidelijk hoeveel boomkroonvolume een buurt, wijk of stad nodig heeft. En wat voor financieel voordeel dat een gemeente pe...
000
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 20/11/2025
Our Global Spotlight Series continues. On 24th of November focus is on the United States, in an event featuring Dr David Victorson of Northwestern University. The #webinar focuses on #nature as a place of #healing and #reconnection. For signing up see resonate-horizon.eu/the-space-be....
021
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 05/11/2025
Our Global Spotlight Series takes us to #Africa this time. Join us for this webinar on November 11th, with focus on providing urban nature for all. Speakers from across Africa will address issues such as #healing, building #equity, and fostering #resilience. resonate-horizon.eu/urban-nature...
021
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 24/10/2025
Join us for the next Global Spotlight Series in the DACH region (#Germany, #Austria, #Switzerland) to be held both online and in person🌍. Learn more about nature-based therapies & their effects. 📅 19 Nov 2025 | 🕒 12:00 CET | 📍 Gastein Valley, Austria & online resonate-horizon.eu/nature-based...
021
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 30/09/2025
Did you know that our RESONATE Horizon Europe project on nature-based therapies has two sister projects, funded under the same #HorizonEurope call? You can read more about the NATURELAB and GreenME projects in these two blogs: resonate-horizon.eu/introducing-... resonate-horizon.eu/introducing-...
051
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 27/09/2025
In the 8th episode of the Nature-Based Therapy Podcast, Johan Östberg speaks with international urban forestry expert and FAO retiree Simone Borelli. They explore how #urbanforests and #greenspaces support #health, #wellbeing, and #climateresilience. Listen now: resonate-horizon.eu/news/podcast/.
022
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 20/09/2025
Another event scheduled in our Global Spotlight Series on nature-based therapy and interventions. Register now for this UK-focused online seminar featuring Dr Nina Smyth & Dr Carly Wood. Register for this and other Global Spotlight events at resonate-horizon.eu/resonate-eve.... #webinar #research
011
Reposted by Cecil Konijnendijk
Brent Toderian @brenttoderian.bsky.social · 17/09/2025
“Redford was talking, loudly, about renewable energy and the dangers of fossil fuels long before it was cool.” Robert Redford’s environmentalism, and “Sneakers.” Via @davelevitan.bsky.social www.gravityisgone.com/robert-redfo...
gravityisgone.com
Robert Redford, Environmentalism, and the Most Prescient Movie Ever Made
Hello, welcome to my relaunched newsletter, read more about the deal here and please subscribe! Robert Redford died on Tuesday, at 89. You can head literally anywhere else to read full obituaries abo...
213030
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 02/09/2025
✨We’re kicking off our new Global Spotlight Series!🌍 This first online session explores how urban parks, rooftop gardens, green corridors, urban farming, and therapeutic landscapes are shaping well-being in Singapore. 🔗 Register now at resonate-horizon.eu/resonate-eve....
131
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 18/07/2025
An update from our case study 4, which is carried out in #Padua, Italy. This study led by the University of Padua focuses on the impact of #urban #parks on #wellbeing and #resilience. Read the blog at resonate-horizon.eu/progress-in-.... #ResonateHorizonEurope #NatureBasedTherapy #research
011
Reposted by Cecil Konijnendijk
Forest Research @forestresearchuk.bsky.social · 02/07/2025
✨📰 New research has been published which explores how to enable & encourage access to woodlands for members of the public from five different minority groups. Find out more: www.forestresearch.gov.uk/news/underst...
074
Reposted by Cecil Konijnendijk
City Parks Alliance @cityparksalliance.bsky.social · 27/06/2025
Save the Date for Greater & Greener 2026 and meet us in Austin, TX, from June 13-16, 2026! Let's tackle the biggest challenges you are facing in your city and parks. Learn more at greatergreener.org/about/austin-2026.
022
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 27/06/2025
The 6th episode of our Nature-based Therapy features urban forestry expert @anurbanforester.bsky.social. Johan Östberg interviews Cecil Konijnendijk about the importance of #greener #cities also for our #health. Access the podcast on your favourite platform, see resonate-horizon.eu/news/podcast/.
011
Cecil Konijnendijk @anurbanforester.bsky.social · 15/06/2025
New York City has its first biodiversity strategy developed by a multistakeholder NYC Biodiversity Strategy Taskforce. Honoured to have written the 'foreward' for this inspiring document full of great recommendations for more flora & fauna in the Big Apple. nycbiodiversity.wixsite.com/taskforce/rpt
071
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 29/05/2025
Episode 5 of our Nature-based Therapy Podcast features Dr Anna María Pálsdóttir, expert in environmental psychology & nature-based interventions. Learn about her work on #nature's role in #recovery from #stress & stroke fatigue, and the impact of #smellscapes. resonate-horizon.eu/news/podcast/
021
Reposted by Cecil Konijnendijk
Gil Penalosa @penalosag.bsky.social · 28/05/2025
Watch 90 sec. great Jan Gehl. • We are talking about Homo Sapiens • I always feel that it's better if you have lower housing and people are part of the city, and not part of the airline system • If you provide better invitations to walk, bike, public spaces, you get more of that vimeo.com/965350090
121
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 25/05/2025
Exciting to see us mentioned in a new National Geographic article that shows how going to the beach is good for our #brain, relieving #stress and possibly how we cope with #pain. Our project lead Mat White & colleague @sabinepahl.bsky.social are featured. www.nationalgeographic.com/health/artic...
nationalgeographic.com
Going to the beach is good for your brain, according to science
Visiting the coast can help you relieve stress and get more active—and it may even change the way you cope with pain.
032
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 17/05/2025
Read about the progress made by #RESONATE case study in the Netherlands. Here, Agnes Van den Berg and colleagues have been co-creating nature-based interventions with #care #farms supporting people with #dementia & #young individuals with #disabilities. Read at resonate-horizon.eu/project-upda....
021
Reposted by Cecil Konijnendijk
Pr Carlos Moreno - IAE Paris1 Sorbonne University @carlosmorenofr.bsky.social · 13/05/2025
Honored to be speaking at the Aarhus School of Architecture this 16th of May for a lecture on The 15-Minute City, followed by a conversation with the great Jan Gehl.
0133
Reposted by Cecil Konijnendijk
Katharine Hayhoe @katharinehayhoe.com · 12/05/2025
The U.S. is facing an unprecedented dismantling of science, research, and higher education. As scientists are fired + research is frozen, so too are all the resources and outcomes that would have benefited society. In their own words, the stories of scientists whose work has been abruptly ended:
silencedsciencestories.com
Silenced Science Stories
Explore the people and groundbreaking science research affected by federal firings, budget cuts, and grant terminations. Featuring scientists via art.
9385196
Cecil Konijnendijk @anurbanforester.bsky.social · 11/05/2025
The 3+30+300 principle comes to #Denmark! Last week I had the pleasure to co-host a two-day workshop in #Kolding organised by Danske Park og Naturforvalterne (DPN) on using the principle for #greening #strategies with real #impact. DPN will champion the implementation of #330300 across Denmark.
051
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 11/05/2025
A day of collaboration, creativity & connection at the RESONATE Resilience Hub in Barcelona!💚 In a co-creation approach, the @isglobal.bsky.social team and passionate stakeholders explored how nature-based therapies can transform urban life. 🌱💬💡 More at resonate-horizon.eu/co-creating-...
021
Reposted by Cecil Konijnendijk
Pr Carlos Moreno - IAE Paris1 Sorbonne University @carlosmorenofr.bsky.social · 01/05/2025
Thank you to OTWO Magazine for highlighting the urgency of transforming our urban environments into active, human-centered spaces. Read article here : www.moreno-web.net/otwo-active-...
moreno-web.net
OTWO - Active Cities - October 2021 - Carlos Moreno
This article discusses the importance of transforming cities into active cities to improve public health, based on WHO recommendations. It highlights how current urban designs—characterized by car dep...
031
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 25/04/2025
Our latest #blog presents progress in case study 2. This UK-based study focuses on understanding whether living near nature can promote better cognitive function & reduce loneliness in older adults. Dr Leanne Martin of @universityofexeter.bsky.social tells more. resonate-horizon.eu/building-res....
011
Reposted by Cecil Konijnendijk
RESONATE Horizon Europe @resonatenbt.bsky.social · 25/04/2025
The 4th episode of our Nature-based Therapy Podcast is out! Johan Östberg interviews Dr Kathleen Wolf, a leading expert on the multiple relations between #trees, #greenspaces, and our #health and #wellbeing. Access the podcast on different platforms: resonate-horizon.eu/news/podcast/.
011
Reposted by Cecil Konijnendijk
De Filmende Fietser @filmendefietser.eurosky.social · 23/04/2025
The Dutch live, on average, 2.4 km away from the nearest supermarket. In urban centres, that distance drops to less than 500 meters. In combination with extensive cycling infrastructure, this ensures that most people don't need a car for daily shopping. Source: www.linkedin.com/feed/update/...
Image of a map of the Netherlands showing, using colored dots, how accessible supermarkets are throughout the Netherlands.

Source: Madison Ketelaars on LinkedIn: https://www.linkedin.com/feed/update/urn:li:activity:7318543547849138176/
48422
Reposted by Cecil Konijnendijk
Pr Carlos Moreno - IAE Paris1 Sorbonne University @carlosmorenofr.bsky.social · 24/04/2025
📍 Santa Cruz de Tenerife | April 24, 2025 Grateful for the opportunity to deliver a keynote presentation today in Santa Cruz de Tenerife, where we explored the transformative urban opportunities linked to the relocation of the CEPSA refinery. www.moreno-web.net/24th-april-2...
011
Reposted by Cecil Konijnendijk
Tom Kimmerer, PhD @tomkimmerer.bsky.social · 22/04/2025
Let's celebrate Earth Day! Go for a walk in our living world. Touch trees. Be proud about your love for our Earth. Speak up about ending climate change. Speak up about conserving our world. Speak up against the oligarchs who are pushing fossil fuels and pillaging our planet. Make a joyful noise!
Female cone of tamarack, Larix laricina, with bright green cone scales tipped in red attached to a twig. Copyright Tom KimmererA white conical flower of silverbell, Halesia carolina, with white petas, bright yellow stamens clustered aound a pink pistil. Copyright Tom KimmererTwo dark red flowers of pawpaw, Asimina triloba, with yellow round cylinders of stamens. Small flies are sitting on the petals. Copyright Tom KimmererA vegetative bud of kingnut, Carya laciniosa, with a cluster of new pale green leaves in the center surrounded by broad, deep red bracts. Copyright Tom Kimmerer
434169
Reposted by Cecil Konijnendijk
Jean-Marc Viglino @jmviglino.bsky.social · 17/04/2025
la #BDTopo de @ignfrance.bsky.social est une aide précieuse avec les zones de #végétation (haies, bois, forêts, bosquets), les #parcs et réserves et dans la catégorie zone d'activité zones d'activités les #squares, #parcs et #jardins. 🗺️➡️ macarte.ign.fr/carte/8VBO6N...
3+30+300 - la carte
131
Reposted by Cecil Konijnendijk
Jean-Marc Viglino @jmviglino.bsky.social · 17/04/2025
🌳Vous connaissez la règle des 3+30+300? Introduite en 2021 par le chercheur en foresterie urbaine @anurbanforester.bsky.social, elle s'énonce suivant 3 principes: voir 3️⃣arbres autour de soi dans un quartier avec 3️⃣0️⃣% d'espace arboré à moins de 3️⃣0️⃣0️⃣m d'un espace vert link.springer.com/article/10.1...
link.springer.com
Evidence-based guidelines for greener, healthier, more resilient neighbourhoods: Introducing the 3–30–300 rule - Journal of Forestry Research
The important contributions of urban trees and green spaces to for example, climate moderation and public health have been recognized. This paper discusses guidelines and norms that promote the benefi...
133