Tony R. Walker
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tonyrwalker1.bsky.social
Tony R. Walker
@tonyrwalker1.bsky.social
7.2K followers 4.8K following 1.5K posts

Professor, Dalhousie University, Nova Scotia, Canada 🇨🇦
Editor, Cambridge Prisms: Plastics
Born at 324 in 🇬🇧
#plasticpollution #singleuseplastic #microplastics #PlasticsTreaty #ClimateChange #SciComm #SciPol

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Environmental science 63%
Geography 16%
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tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · Nov 12
Happy to share that I made the #Clarivate #HighlyCited2025 list again.

This time in 2 field categories (in the field of Environment and Ecology and in Cross-Field)!

#plasticpollution
#singleuseplastic
#microplastics
#PlasticsTreaty
#ClimateChange
#SciComm
#SciPol
@dalhousieu.bsky.social

Reposted by Elizabeth Saunders, Richard S.J. Tol, Michael Wagner , and 35 more

barackobama.bsky.social
Barack Obama @barackobama.bsky.social · 10h
The killing of Alex Pretti is a heartbreaking tragedy. It should also be a wake-up call to every American, regardless of party, that many of our core values as a nation are increasingly under assault.

Reposted by Colin F. Camerer, Tony R. ‎Walker, Diane Ravitch , and 4 more

marklemley.bsky.social
Mark Lemley @marklemley.bsky.social · 1d
Another Gestapo murder in Minnesota. Six agents wrestle someone to the ground and then shoot him in the back

www.nbcnews.com/news/us-news...
Federal agents shoot person in Minnesota, governor says
Minneapolis officials said they are investigating.
www.nbcnews.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 1d
Multiple contaminant ecological risk evaluation in small craft harbour sediments in Nova Scotia, Canada 🇨🇦

#ecologicalrisk
#sediments
#contaminants

www.sciencedirect.com/science/arti...
Multiple contaminant ecological risk evaluation in small craft harbour sediments in Nova Scotia, Canada
Small craft harbours are vital for the fishing industry and have high socioeconomic and cultural importance for surrounding communities. Presence of p…
www.sciencedirect.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 1d
Brass Monkey weather here in Wentworth today! ❄️❄️❄️

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 2d
I have a lot of alternate words to describe him, but if I posted them here, I might get banned from this platform.

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 2d
Disrespectful comments from draft dodger #Trump.

Reposted by Tony R. ‎Walker

elhopkins.bsky.social
Esther @elhopkins.bsky.social · 2d
His comments are ‘deeply disrespectful’ towards British troops. www.bbc.com/news/article...
Trump's claim Nato troops avoided Afghanistan front line sparks outrage in UK
The US president says Nato troops stayed "a little off the front lines" - despite 457 UK military deaths in the conflict.
www.bbc.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 3d
We’ve been skiing every weekend since December 22. Looking forward to tomorrow too ❄️⛷️

Reposted by Tony R. ‎Walker

wfmhfx.bsky.social
Waterfront Media HFX @wfmhfx.bsky.social · 3d
(Utility) NSP is investigating the cause of a power outage in Halifax affecting more than 3000 customers

Stay updated with NSP here 

outagemap.nspower.ca/external/def...

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 3d
One reason why I have been doing a bit of run commuting.

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 3d
WFH and a power outage is not a good combination 🥺

Reposted by Tony R. ‎Walker

coastalseaside.bsky.social
Dr. Jen Frail-Gauthier @coastalseaside.bsky.social · 3d
When sitting on the bus the other day, I kept count for what I could... and NOT including work/delivery vehicles, I counted 75 single-occupant vehicles, for only 13 with more than one person. www.cbc.ca/player/play/...
Just how bad is traffic in Halifax?
New data ranks Halifax the third worst in Canada for traffic congestion, and it's not getting better. The province and city are working on solutions, but experts say it's clear what must be done. The ...
www.cbc.ca

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 4d
🚨 New paper published in Environmental Impact Assessment Review 👇

Does the recycling and utilization of reclaimed water policy effectively address regional water scarcity? Evidence from a pilot city in China 🇨🇳

Free for 50 days ⬇️

authors.elsevier.com/c/1mUEZiZ5tO...

@dalhousieu.bsky.social
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tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 5d
Corporate earth system accountability: Governance strategies to reduce #microplastic pollution from consumer products

www.sciencedirect.com/science/arti...
Corporate earth system accountability: Governance strategies to reduce microplastic pollution from consumer products
Microplastics released as consumers use products are a significant, yet largely unregulated, source of global pollution. Enhancing corporate earth sys…
www.sciencedirect.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 5d
➡️ This review highlights the urgent need to standardize measurement methods and strengthen monitoring efforts, in order to better understand sources, fate and transport, and the potential impacts of micro- and #nanoplastics on human health and the environment.

@dalhousieu.bsky.social

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 5d
➡️ #Microplastics are also a diverse #contaminant suite that are ubiquitous in the Canadian #environment.

➡️ We reviewed reviewed studies across Canada that reported microplastics in #freshwater and #seawater, #sediments, #soils, #air, #snow, and, in biota.

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 5d
🚨 New paper alert led by Hamid Boleydei, with Céline Vaneeckhaute & Francis Bougie👇

A Review on Microplastics Presence, Distribution, and Composition in Multiple Environmental Samples Across Canada

➡️ #Microplastics are tiny (<5 mm), yet are now widespread across a massive country like #Canada 🇨🇦

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 5d
Just received last semesters Student Learning Experience Questionnaires (SLEQ) reports for my two Fall courses.

I panicked for a moment until I realized the scores were out of 4 and not 5, as in previous years.

@dalfaculty.bsky.social

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 6d
Well, that’s demoralizing. 🥺

Especially after 2h of snow shoveling this morning.

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 7d
Exploring the sustainable packaging sector through European companies’ LinkedIn profiles with unsupervised machine learning

www.sciencedirect.com/science/arti...
Exploring the sustainable packaging sector through European companies’ LinkedIn profiles with unsupervised machine learning
The rapidly increasing demand for goods and services has led to increased use of packaging for products. Production and consumption practices are crit…
www.sciencedirect.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 7d
Gaps and Pathways Towards Standardized, FAIR #Microplastics Data Harmonization: A Systematic Review

www.mdpi.com/2673-8929/5/...
www.mdpi.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 7d
A marine pollution governance assessment framework - the case of emerging tyre wear particles governance in the European Union

www.sciencedirect.com/science/arti...

#tyrewearparticles
#tirewearparticles
A marine pollution governance assessment framework - the case of emerging tyre wear particles governance in the European Union
Despite global regulatory efforts over the last 50 years, marine pollution remains a persistent challenge. Its transboundary nature requires a multifa…
www.sciencedirect.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 7d
#Microplastics in a mosaic of Marine Protected Areas from southeastern #Brazil: An assessment based on filter-feeding bivalves

www.sciencedirect.com/science/arti...
Microplastics in a mosaic of Marine Protected Areas from southeastern Brazil: An assessment based on filter-feeding bivalves
Microplastics (MPs) pose a pervasive environmental threat to coastal ecosystems, with increasing reports even within Marine Protected Areas (MPAs). De…
www.sciencedirect.com

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 9d
My week in numbers:

11 graduate admissions files reviewed 👨‍🎓🎓👩‍🎓
7 runs 🏃
2 CBC News interviews 📰
2 courses taught 👨‍🏫
1 paper accepted 📄
1 abstract accepted 📄
1 paper submitted 📄
loads of meetings 👥
a couple of beers 🍺

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 9d
@dalhousieu.bsky.social
#PlasticPollution
#Microplastics

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 9d
Our paper 'Current trends of unsustainable plastic production and micro(nano)plastic pollution' www.sciencedirect.com/science/arti... is the most cited article published in TrAC Trends in Analytical Chemistry since Jan 2023 and the 2nd most downloaded article in the last 90 days!

#PlasticPollution

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 9d
YES! That was intentional. I have a face for radio, but a shirt for TV 😉

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 10d
My interview today with Tom Murphy, the anchor for CBC Nova Scotia News 👇

Prof unpacks Ottawa's suspension of single-use plastics ban

www.cbc.ca/player/play/...

#singleuseplastics
#plasticpollution
#Canada 🇨🇦
@dalhousieu.bsky.social
@dalfaculty.bsky.social

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 10d
If ever I opened a pub, I'd name it the "Ducky Fuzz" or "Fuzzy Duck"! 🍻

tonyrwalker1.bsky.social
Tony R. Walker @tonyrwalker1.bsky.social · 10d
🚨 My interview on CBC Radio Information Morning yesterday 👇

www.cbc.ca/listen/live-...

#singleuseplastics
#plasticpollution
#Canada 🇨🇦
© CBC/Radio-Canada 2026. All rights reserved.
www.cbc.ca