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Chairman of the ESC Task Force Environment and Cardiologist @tmuenzel28.bsky.social Thomas Münzel is a senior cardiologist and vascular biologist whose work reveals how noise, air pollution and other environmental stressors damage the heart. A global leader in environmental cardiology with 1300 publications +h-index, google scholar: 165
Matt Berkley @mattberkley.bsky.social Sentientism, food policy for desired/anticipated consumption patterns, plant-based food for climate, consumption behaviour, history and reporting of global goals, framing.
Megan Wilde @runningwilde.bsky.social 
CAPE BC - Canadian Ass'n of Physicians for the Environment BC @cape-bc.bsky.social British Columbia Regional Committee of @cape-acme.bsky.social, the Canadian Association of Physicians for the Environment. A physician-directed non-profit working to secure human health by protecting the planet. 🌎🩺
Cathy Crowe, C.M. 🍁 @cathycrowe.bsky.social Longtime 🇨🇦 street nurse|✍️Dying for a Home & Knapsack Full of Dreams|✍️on urban issues.
Fighting for a national🏡 program.
www.cathycrowe.ca
@cvspincycle.bsky.social @cvspincycle.bsky.social One stop shop for all the low down on the local elections. No topic is too small in these parts.
VOTE - OCT 17, 2026
Citizens’ Climate Lobby Canada @citizenslobbyca.bsky.social Empowering citizens to advocate for pollution pricing and climate-aligned finance. Building a liveable world since September 2010. Focus is our superpower.
canada.citizensclimatelobby.org
Dr Jo Middleton FRGS FHEA MFPH @drjmiddleton.bsky.social Integrating medicine & conservation in Papua New Guinea + improving scabies control in Britain & Ethiopia @bsmsmedschool.bsky.social. Visiting Professor, KazNU. Chair, @wildhealthcic.bsky.social. Views own
https://linktr.ee/DrJMiddleton
Seniors for Climate @seniorsforclimate.bsky.social Along with our children and grandchildren, we face a climate emergency. We need faster and better climate action. Later is too late!
Bryan Crockett 🇨🇦 @bryancrockett.bsky.social He/him · Métis · @westcat.ca | Paralegal, ex–Parliament Hill staffer, other things too probably idk ¯\_(ツ)_/¯
✉️ bryan.crockett@westcat.ca
📍 BC, Canada
Kayla Calkin @kaylacalkin.bsky.social Full-Time Campaigns Director @NRDC.org 🌎. Part-Time Westie belly scratcher 🐶. Mother ❤️. Breast cancer thriver. 🫶🏻 Denver based 🏔️ World bound. ✈️
Alum of:
✔️Kamala Harris
✔️First Descents
✔️Hillary
✔️Planned Parenthood
✔️Wellesley College
Shawna Butler RN MBA @shawnabutlerrn.bsky.social Nurse Economist + HealthTech Catalyst
Host of SeeYouNowPodcast.com
Originator of the #EntrepreNURSE Movement
Director of #NextMedHealth
#Vaccinator
Reluctant Activist @reluctantactivist.bsky.social Human advocate and activist trying to hold accountable the agencies, municipalities and businesses that don’t give a crap about the little guys or the environment
Giuseppe Palermo @pulicane.bsky.social Retired librarian. Now I take care of my books (environment, politics). I try anyway to be useful.
Special interest: land consumption, biodiversity loss, invasive species. I live in Sicily.
Comox Valley Social Planning Society @cvsocialplanning.bsky.social Social planning as a process to create a healthy and inclusive Comox Valley. Provide support to local governments/ community organizations/& individuals in areas of equity, accessibility, living wage and increasing supports for marginalize populations.
Fher @ferdinand.eurosky.social Economics teacher and global citizen dedicated to linking real-world issues to economic principles, inspiring students to think critically and act for a sustainable future.
Signal: FherKjell.11
Jeff @jeffwhite01.bsky.social “ IN MY HEART IN MY VAIN “
Dr. Julia K. Baum @baumlab.bsky.social Ocean climate change impacts & solutions (juliakbaum.org, bluecarboncanada.ca) | UVic Special Advisor Climate | Director https://climatesolutionsleaders.org | Pres. https://csee-scee.ca | scientist | mom | feminist | obsessed w 1.5C | stubborn optimist
Robert Way @labradorice.bsky.social Labrador Kallunângajuk from Vâli. Dad. Hunter. Geography prof. Canada Research Chair in Northern Environmental Change.
@queensu. Views are my own.
Leah Stokes @leahstokes.bsky.social Professor of climate + energy policy at UCSB. Alumni of MIT, Columbia and UToronto. Hosts "A Matter of Degrees" podcast. Cuts carbon pollution! Proudly 🇨🇦 Gardener 🌱 leahstokes.com; Newsletter: electricnotes.news
Matto Mildenberger @mattomildenberger.bsky.social Associate Prof Political Science UCSB. Studies climate and energy politics. Director, UCSB 2035 Initiative.
Benjamin DeAngelo @bendeangelo.bsky.social Principal and Founder, Operation Future, LLC. Adjunct Professor, Howard University. Former Director, EPA Office of Climate Adaptation & Sustainability. Dad, drummer, cyclist.
Jim Abraham @yhzweatherguy.bsky.social Meteorologist. Started Canada’s hurricane research and forecast program. Past-President CMOS: https://www.cmos.ca/site/about/cmos?nav=sidebar
Born 314ppm CO2; we're now 425ppm!
Patrick Lilley @patricklilley.bsky.social Biologist on Coast Salish territory/Canada’s Pacific coast #water #watersheds #salmon #forests #nature #conservation #biodiversity #climate #planetaryhealth 💧🌲🌍🚲 🇨🇦🇺🇦
Dr. Paulette Steeves @indigarc.bsky.social Canadian, Cree-Metis, Archaeologist, Canada Research Chair Tier II. Pyroepistemology, Author of the Indigenous Paleolithic of the Western Hemisphere. Gardening, food security, Terra Preta soils. Democracy 
Mitchell Dickau, PhD @mitchelldickau.bsky.social Climate modelling. Temperature overshoot. Remaining carbon budgets. Temporary carbon storage. Effect of climate change on outdoor skating in Canada.
Post-doctoral fellow, Concordia University
https://mitchell-dickau.github.io/
Marney Isaac @marneyisaac.bsky.social University of Toronto professor | Canada Research Chair in Agroecosystems | agroecology, crop diversity, soil fertility, agroforestry, sustainable food systems, urban agriculture
Meghan A. Sharp @meghanasharp.bsky.social (she/her) Made in Canada 🇨🇦
Glaciologist | Geophysicist
Usually skiing, biking, or PhDing @OSUCEOAS
Lorna Harris, PhD @lornaharris.bsky.social Ecosystem Scientist | Artist | Forests, Wetlands, Peatlands, & Climate Change | Carbon, Moss, Lichens, Permafrost, Fire, Tea | Science-Policy | she/her
Independent Researcher and Consultant at www.peatlandfutures.com
Dr. Merritt Rae Turetsky @queenofpeat.bsky.social Pre-order Bogland at https://wwnorton.com/books/bogland
Author, scientist, mom. Bog adventurer. Permafrost detective. Learn more at merrittraeturetsky.com
Maria Strack @wetland-ghg.bsky.social Canada Research Chair studying peatland-climate interactions. Fascinated by methane bubbles. Working to restore wetlands. Cyclist. she/her
Alex Lupu @alupu.bsky.social Physical Scientist at Environment and Climate Change Canada. Atmospheric chemistry modelling.
James Snider @jamessnider.bsky.social Carbon, climate and biodiversity. Conservation, science, policy & politics. Canadian 🇨🇦. VP - Science, Knowledge & Innovation at WWF-Canada.
Dr. Ilona Naujokaitis-Lewis @inlewis.bsky.social Research Scientist, Environment & Climate Change Canada; Adjunct Prof Carleton Uni
| Climate change ecology, impacts and adaptation, biodiversity conservation, threatened species, native bees 🐝, micro to macro scale | my own opinions | she/her | 💚 🚲 🏔️ 🐈
Sally Aitken 🇨🇦 @sallyaitken.bsky.social Tree enthusiast, forest geneticist, climate scientist, runner. Professor, University of British Columbia.
Jessica Pilarczyk @sfucoastalhaz.bsky.social Extreme events (earthquakes, tsunamis, storms) and gradual environmental change (sea level). Associate Professor and Canada Research Chair at SFU. Ruby dog's human
Mike Waddington 🇨🇦 @peatofmind.bsky.social Canada Research Chair in Ecohydrology | School of Earth, Environment & Society | McMaster University | peatlands | ecohydrology | wildfire | drought | restoration | Nobel Peat Prize | https://www.mcmasterecohydrology.ca/ |
Hobbies:🧭 🏃♂️🛶🗺️🚴🏼
Views are my own
Denis Gilbert 🌎 @denis-gilbert.ca Physicist; ocean & climate scientist
Dog servant 🐕
📍Rimouski, Québec, Canada 🇨🇦
Website: https://denis-gilbert.ca
Google Scholar: https://scholar.google.ca/citations?user=6J1GChAAAAAJ&hl=en
Sherilee Harper @sherilee.bsky.social Canada Research Chair in Climate Change & Health | Professor, University of Alberta | Lead Author IPCC #SROCC & WGII #AR6 | IPCC WGI Vice Chair
Dr. Christina E. Hoicka 🌈 @christinahoicka.bsky.social they/she/riot grrrl 🏳️🌈 professor + researcher of energy justice, renewable energy transitions, 🟢 hydrogen, diversifying energy sector workforce, ethics=relationship & reciprocity, views = my own. https://www.socialexergy.com/
Julie MacArthur 🍁 @jlmacarthur.bsky.social Energy transitions #momademic & Canada Research Chair in Reimagining #Capitalism @royalroadsu.bsky.social
#Climatejustice, #energydemocracy, #solidarity #economies.
#Cargobike fan. Born at 337 PPM.
Author: www.ubcpress.ca/empowering-electricity 
Frédéric Cyr @fcyr.bsky.social Research Scientist at @marineinstitute.bsky.social | NW Atlantic Ocean climate & Fisheries Environment: https://cyrf0006.github.io.
Academic Editor at @plosclimate.org.
Co-Chair of @icesmarine.bsky.social WG on Oceanic Hydrography (WGOH).
Like cycling.
no brain, only alison @alisonborealis.bsky.social posts too much
ecol/biologist in climate change
settler. knitter 🧶. antiracist. chronically ill.
#yeg Edmonton Alberta Treaty 6 Canada
born @ 340ppm CO2
#BiInSci
Wildfire resources: https://bsky.app/profile/alisonborealis.bsky.social/post/3lqep5ttvnt25
Juan Moreno-Cruz @jmorenocruz.bsky.social Canada Research Chair in Energy Transitions
University of Waterloo.
https://morenocruz.org
Elena Bennett @elenabennett.bsky.social Researcher, professor, mom, outdoor enthusiast, global citizen
William Halliday, PhD @wdhalliday.bsky.social Conservation Scientist at WCS Canada, Adjunct at U Victoria.
Arctic marine biologist, bioacoustics, underwater noise, ocean conservation, Yukon living
Hisham Zerriffi @hishamzerriffi.bsky.social Energy Resources, Development and Environment Lab (ERDELab) PI. Energy, equity, justice, climate change, bioenergy. But also TTRPGs and photography (https://pixelfed.social/i/web/profile/499807930552574625). he/him.
Curtis Suttle @virosphere.bsky.social Purveyor of the Virosphere.
Professor Earth, Ocean & Atmospheric Sciences, Microbiology & Immunology, Botany, and the Inst for the Oceans & Fisheries - UBC
https://www.eoas.ubc.ca/people/curtissuttle 
Scott Robeson @indianaclimate.bsky.social Climatologist, statistician, and geographer | #FirstGen | UDel and UBC grad | Grower of food and lover of plants and birds | Partner of https://bsky.app/profile/teresarobeson.com
Martin Z. Olszynski @molszyns.bsky.social Associate Professor & Chair in Energy, Resources & Sustainability @ U of Calgary Faculty of Law. Co-editor @ablawg.bsky.social. Thinking about land-use planning, trade-offs, and muddling through.
Calgary, AB/Treaty 7 🇨🇦
Rafael Candido Ribeiro @rafaelcr.bsky.social Postdoctoral Fellow @UBCforestry - Booker/Aitken lab. Studying climate adaptation in trees. I love diversity (especially all levels of biodiversity)
B. Parazin @glacialcycles.bsky.social PhD student in Earth Science at McGill University studying interactions between ice sheets and the Earth System. Passionate about climate action and conservation. Puts the tran in FORTRAN (they/them)
Nagissa Mahmoudi @nagissa.bsky.social Associate Professor at McGill University 🇨🇦
Interested in what microbes eat in the ocean and why. #microbes #carbon #biogeochemistry.
www.geomicromcgill.com
Morgan E O’Neill @morganeoneill.bsky.social Assistant Professor in Physics, University of Toronto. Climate scientist. Settler. Thoughts my own.
Stop the genocide! Free Palestine!
Trevor Porter @utmpaleolab.bsky.social Paleoclimatologist & Associate Professor at University of Toronto Mississauga. https://utmpaleolab.wordpress.com/
Max Dugan-Knight @maxduganknight.bsky.social 📈 Data and climate guy
💼 Solutions Architect at Databricks
🇨🇦 based in Toronto
✍️ maxdk.substack.com
also Arsenal ⚽️ and hip hop 🎧
Carissa Brown @carissabrown.bsky.social Forest-dwelling, music-loving, coffee-drinking ecologist. Fire, forests, range edges, plants, & more. Prof in Geography at Memorial University #NorthernEDGELab. she/her
Stephen Murphy (smurph) @smurph.bsky.social Professor at U Waterloo - Sch Environment, Resources & Sustainability. Ecologist, EIC Restoration Ecology, Botanist, Protected Areas, Grasslands. https://uwaterloo.ca/environment-resources-and-sustainability/blog/you-break-it-we-fix-it
Tonya DelSontro @tdelsontro.bsky.social Asst. Prof in Earth & Env Sciences at University of Waterloo! Also a mom, a methane enthusiast, and a Jersey girl by birth! 
Rebecca Co @rebeccac0.bsky.social Fighting climate change via research, analysis, and accessible communication 🌎📚🔍
- Interests: science, cities, green infrastructure, urban heat, and sustainability
- Voracious reader, cinematic music lover; former environmental microbiologist
Meg Schmidt 🏳️🌈 (they/them) @smilingmegs.bsky.social PhD candidate @GhgLab @GeogWaterloo studying #greenhousegases in #peatland #swamps.
MSc in #peatlandrestoration.
#fibro & #mentalhealth warrior.
🐈⬛ & 🪴 mom
Rewilding & native plant education and gardening 🌼🌱🐝🐞🦋🐸🦉🐦⬛
Peter Crank @crankyweather.bsky.social Disciple of Christ | Urban Climate & heat-health researcher | Assistant professor at the University of Waterloo’s Department of Geography and Environmental Management |
🎓Arizona State University & Mississippi State University
John J. Cullen @johncullenocean.bsky.social Professor Emeritus in Oceanography, Dalhousie University. 🇨🇦🧪🌊 I've spent a long time trying to understand and explain how the ocean works.
Sara Hastings-Simon 🇨🇦 @shastingssimon.bsky.social Currently on partial medical leave and Associate professor, Dept of Earth, Energy, and Environment, University of Calgary; co-director Electricity Centre; energy/mid-transition/carbon/innovation policy + bikes.
David Olefeldt @olefeldt.bsky.social Professor in Catchment and Wetland Sciences at University of Alberta. Research on impacts of disturbances on function of northern peatlands, with focus on carbon cycling, greenhouse gas emissions, and on downstream water quality.
Dr Dan Shugar 🇨🇦 @watershedlab.bsky.social I make ice cream and do science and suck at fly fishing. YYC
glaciers - geohazards - climate - geomorphology - geomatics - gelato
He/him
Fellow, @rcgssgrc.bsky.social
Dr. Jeffrey Kavanaugh 🇨🇦 @jlkavanaugh.bsky.social Glaciologist and Earth system scientist at the University of Alberta. Luthier, photographer, baker, and coffee maker. Two-wheeled travel enthusiast and dog companion. He/him.
Sarah Boon @snowhydro.bsky.social Writer and editor. "Meltdown: The Making and Breaking of a Field Scientist" now available-see http://melt-down.ca Bylines in LARB, Science, Nature, Orion, Longreads, Terrain.org, and others. snowhydro1 (at) gmail (dot) com https://linktr.ee/snowhydro
Nicolas Mainville @carbonick.bsky.social Biologiste / Directeur Conservation et Climat / Société pour la Nature et les Parcs/ snapquebec.org / Forest carbon, Nature-based climate solutions, Indigenous conservation / Québécois et passionné / Views are my own
sampimentel.bsky.social @sampimentel.bsky.social Professor @TrinityWestern, lectures in maths (yeah I’m a Brit), models glaciers (Stokes flow not catwalk) and sea surface temperature 
Arnold Sikkema @arnoldsikkema.bsky.social physics prof, Trinity Western
executive director, Canadian Scientific & Christian Affiliation
Christian: reformational trinitarian covenantalist
husband, dad, grandpa; on traditional, ancestral, unceded land of Stó:lō people
Mélina Guêné-Nanchen @melinaguene.bsky.social Assistant Professor & Junior Researcher for the Partnership Research Chair in Ecosystem Restoration (Université Laval)
Interested in #peatland #ecology #restoration #sphagnum #bryophytes #PeatECR #PeatSky
mguenenanchen.weebly.com
🌱
Alison Munson @munsonalison.bsky.social Ecologist (forest and urban); exploring plant traits and soil carbon stabilization. Mother of Camille. Prof (retired sort of) @universitelaval. Writer. No DMs =block= do you read?
Brendan O’Neill @permafrostee.bsky.social Permafrost Research Scientist - PhD. Ground ice and effects of climate change. Also like bikes, EVs, and making cities better🌳 🚲. UVic and Carleton U Alum. Long Covid rebuilder 🤖👁️🧠🦾🦿. 0.25🇺🇦 слава україні !- G Koreen Millard @geokoreen.bsky.social Remote sensing, peatlands, wetlands, Carleton University Associate Professor
Jennifer McHenry, PhD @jennmchenry.bsky.social Senior Fellow @ UVic | she/her | Studies climate impacts, climate-smart management & nature-based climate solutions in coastal marine systems | Stoked about seaweeds & seagrasses | jennifermchenry.com | Guest on unceded Lekwungan & WSÁNEĆ lands | 🇺🇸 in 🇨🇦
Dan J Smith @hemlock932.bsky.social Retired @UVicGeog Dendroglaciologist 
Jay T. Cullen @jaytcullen.bsky.social Interim President & CEO @oceannetworks.ca
Chemical Oceanographer.
Interested in aviation, the ocean, climate science, space and music…views and opinions are my own
Eric Kennedy @ericbkennedy.bsky.social Associate Prof of Disaster & Emergency Management at York University. Trying to improve use of evidence, science, data, and wisdom in wildfire. Editor of Canadian Journal of Emergency Management.
Sapna Sharma @sapnasharma.bsky.social Professor in the Department of Biology at York University researching the impacts of climate change on lakes. Inaugural Academic Director of the United Nations Institute for Training and Research (UNITAR) Global Water Academy.
Louise Kreissig-Arnal, PhD (she/elle) @arnallouise.bsky.social 💧Hydrologist at Ouranos | #ClimateChange research 🎨 Artist & #ArtSci Curator | Creator of http://virtualwatergallery.ca | ArtSci track co-lead at AGU | 📰 Editor for EGU Geoscience Communication Journal
Carly Ziter @carlyziter.bsky.social Urban & landscape ecologist thinking about nature-based solutions for biodiversity, people, and climate in the cities we live in. Prof @ Concordia. Probably talking about trees on the radio. Potter. Knitter. Baker. Gardener. Year-round cyclist. 🇨🇦 (she/her)
Dr. Athena Masson @weathergoddess.bsky.social Meteorologist & Hurricane specialist. Creator of the Masson-Gough Hurricane Scale. UofT PhD Graduate. JU MBA. I collect degrees. Researcher and Professor 🎓Not a “Weather Girl”
Caroline Aubry-Wake @cryocaro.bsky.social Mountain hydrology | Assistant Prof at U. Lethbridge | Glaciers, snow, and water in a changing world | she/her/elle |
Michelle Gauthier @mtrommelen.bsky.social Quaternary geologist, ice sheet reconstructions, till genesis, mineral exploration, and a little bit of parenting.
New Brunswick Geological Survey
Dr. Az Klymiuk @klymiuk.ca Cree | RR Métis | Slavic, 2S nonbinary asexual autistic first-gen scholar studying plant mycobiomes, climate-adaptive agricultural interventions; occasional palaeontologist. Assistant Prof @UManitoba; Indigenous Scholar in Science. www.klymiuk.ca
Sarah A 🇨🇦🌻 @hotcheese.bsky.social 🇨🇦 Environmental scientist, mom, fibre arts enthusiast, aspiring hermit in New Brunswick
Andrew MacDougall @ahmacdougall.bsky.social Canadian Climate Scientist from Nova Scotia, specializing in Zero Emissions Commitment, carbon budgets, permafrost carbon, and biogeochemical feedbacks to climate change.
James Boxall 🇨🇦🍁 @jamesgis.bsky.social Geography/GIS educator FRCGS FRGS ClimateSci | Adjunct, Dalhousie Marine Affairs Program | QE2PlatMedal |Semple GeogEd Award Apoplectic vs. adorable Shot 67. Addicted to books, CBCIdeas & Space COYI WHU I Shake a lot Parkinsons.ca Mi’kma’ki (Nova Scotia)
Greg Verkaik @gregverkaik.bsky.social PhD Candidate at McMaster University | Forest Research Officer with the Canadian Forest Service | Wildfire Carbon Peatlands | he/him | gregverkaik.ca (opinions are my own)
Luc Bernier @lucbernier.bsky.social Assistant Professor - Teaching Stream; School of Earth, Environment & Society; https://linktr.ee/berniejm - McMaster University @mcmasteruniversity.bsky.social
Colin McCarter @mercury-ecohydro.bsky.social Canada Research Chair, Assistant Professor at Nipissing University interested in ecohydrology, mercury, solute transport, and restoration in soils and wetlands.
Ceres Barros @ceresbarros.bsky.social Ecological modelling; ecosystem resilience and stability to global change; international rep @ BESMacroecology SIG; AE @ Ecological Solutions & Evidence; Research Scientist @ Canadian Forest Service
Views and opinions are my own
Stuart G. Pearson @coastallycurious.bsky.social I like beaches. A lot. Canadian coastal researcher 🇨🇦 🌊 loving life in the Netherlands 🇳🇱 🚲 and following sand around🔎 Assistant prof @ TU Delft
Morgan Crowley, PhD @morganahcrowley.bsky.social Forest Fire Research Scientist with Canadian Forest Service 🔥🌲🌳 and the WildFireSat mission 🚀🛰 📡 | Advancing how we use satellites to monitor fires and their impacts | Woman in Remote Sensing | Mother in Science 💻👩💻👩🔬🧪 | she/hers | celiac | 📚🎵🎶👟☕️ | 🇨🇦🇺🇸
Chris MacQuarrie @cmacquar.bsky.social Husband, Dad, Entomologist, Ecologist, Researcher with NRCan Canadian Forest Service , and a (lapsed) Curler. Occasional climate scientist. 
Colette Heald @coletteheald.bsky.social Canadian 🇨🇦, ETH professor🇨🇭, atmospheric chemist, researcher, educator, wanderer, and wonderer