Stephen Frost
@sfrost.bsky.social
Mobility justice | Climate action | Public engagement
Live in Bristol 🇬🇧, raised in Norfolk.
Views my own. There will be typos.
Live in Bristol 🇬🇧, raised in Norfolk.
Views my own. There will be typos.
Pinned
Stephen Frost
@sfrost.bsky.social
· Aug 27
Latest report from me below, and here's the Guardian's coverage (thanks to the environment team for covering it).
Current policy won't deliver the emissions reductions from transport needed by 2030 and risks widening inequality. Prioritising fairness is the key to unlocking faster climate action.
Current policy won't deliver the emissions reductions from transport needed by 2030 and risks widening inequality. Prioritising fairness is the key to unlocking faster climate action.
Reposted by Stephen Frost
Yet another evidence review argues very strongly that simply providing alternatives to driving doesn't reduce driving
This isn't surprising, if only thanks to habit. If I unthinkingly jump in my car for every trip (as many do), new buses won't change that
www.sciencedirect.com/science/arti...
This isn't surprising, if only thanks to habit. If I unthinkingly jump in my car for every trip (as many do), new buses won't change that
www.sciencedirect.com/science/arti...
Reducing traffic with “carrots”: A review of the evidence
Reducing traffic volumes is one way to reduce carbon emissions from the transport sector. Since increasing driving costs is often met with public resi…
www.sciencedirect.com
November 15, 2025 at 9:13 AM
Yet another evidence review argues very strongly that simply providing alternatives to driving doesn't reduce driving
This isn't surprising, if only thanks to habit. If I unthinkingly jump in my car for every trip (as many do), new buses won't change that
www.sciencedirect.com/science/arti...
This isn't surprising, if only thanks to habit. If I unthinkingly jump in my car for every trip (as many do), new buses won't change that
www.sciencedirect.com/science/arti...
Reposted by Stephen Frost
@bmj.com, a renowned health journal, slams car bloat:
"Cars are becoming steadily larger, [and] with this comes potential harms to health...Action is needed locally, nationally, and internationally to curb sales of new SUVs and to reduce their presence in urban areas."
www.bmj.com/content/391/...
"Cars are becoming steadily larger, [and] with this comes potential harms to health...Action is needed locally, nationally, and internationally to curb sales of new SUVs and to reduce their presence in urban areas."
www.bmj.com/content/391/...
November 8, 2025 at 1:09 PM
@bmj.com, a renowned health journal, slams car bloat:
"Cars are becoming steadily larger, [and] with this comes potential harms to health...Action is needed locally, nationally, and internationally to curb sales of new SUVs and to reduce their presence in urban areas."
www.bmj.com/content/391/...
"Cars are becoming steadily larger, [and] with this comes potential harms to health...Action is needed locally, nationally, and internationally to curb sales of new SUVs and to reduce their presence in urban areas."
www.bmj.com/content/391/...
Clearly a lot of details to work through in how it’s implemented but this new pay per mile charge for EVs is a necessary& fair policy. Hope HMT are engaging with devolved nations & local gov on its design as this is a real opportunity to think creatively & more holistically about motoring taxation
EV drivers could face new tax in Budget
The BBC understands there have been
www.bbc.co.uk
November 6, 2025 at 9:20 AM
Clearly a lot of details to work through in how it’s implemented but this new pay per mile charge for EVs is a necessary& fair policy. Hope HMT are engaging with devolved nations & local gov on its design as this is a real opportunity to think creatively & more holistically about motoring taxation
Reposted by Stephen Frost
Lime Bikes with chlid seats rolled out in Paris zagdaily.com/trends/lime-...
Lime rolls out 500 e-bikes with child seats in Paris
Global shared micromobility operator Lime has deployed 500 e-bikes equipped with child seats in Paris to move away from a “one size fits all” offering.
zagdaily.com
November 6, 2025 at 12:57 AM
Lime Bikes with chlid seats rolled out in Paris zagdaily.com/trends/lime-...
Reposted by Stephen Frost
A quarter of Britain’s native plants are now at risk of extinction
The first update in two decades to a “red list” of plants found a substantial increase in the number of threatened species
www.thetimes.com/uk/environme...
The first update in two decades to a “red list” of plants found a substantial increase in the number of threatened species
www.thetimes.com/uk/environme...
November 5, 2025 at 9:38 AM
A quarter of Britain’s native plants are now at risk of extinction
The first update in two decades to a “red list” of plants found a substantial increase in the number of threatened species
www.thetimes.com/uk/environme...
The first update in two decades to a “red list” of plants found a substantial increase in the number of threatened species
www.thetimes.com/uk/environme...
Analysis from @friends-earth.bsky.social provides new insight on environmental injustice in the UK:
“… people of colour, those on low incomes and non-drivers are now disproportionately overrepresented in the 5% of neighbourhoods still exposed to the most extreme air pollution.”
“… people of colour, those on low incomes and non-drivers are now disproportionately overrepresented in the 5% of neighbourhoods still exposed to the most extreme air pollution.”
Low-income areas in England and Wales face worst air pollution, analysis finds
Exclusive: Experts say impact on people of colour and those who do not drive is ‘grave environmental injustice’
www.theguardian.com
November 5, 2025 at 6:58 AM
Analysis from @friends-earth.bsky.social provides new insight on environmental injustice in the UK:
“… people of colour, those on low incomes and non-drivers are now disproportionately overrepresented in the 5% of neighbourhoods still exposed to the most extreme air pollution.”
“… people of colour, those on low incomes and non-drivers are now disproportionately overrepresented in the 5% of neighbourhoods still exposed to the most extreme air pollution.”
Reposted by Stephen Frost
My new newsletter is out, in which we use basic high-school maths to complain about street design
simple.ghost.io/lets-do-the-...
simple.ghost.io/lets-do-the-...
November 1, 2025 at 11:52 AM
My new newsletter is out, in which we use basic high-school maths to complain about street design
simple.ghost.io/lets-do-the-...
simple.ghost.io/lets-do-the-...
Reposted by Stephen Frost
But who speaks for the dead?
I've got another newsletter out, and I think this is quite a thought-provoking one simple.ghost.io/but-who-spea...
I've got another newsletter out, and I think this is quite a thought-provoking one simple.ghost.io/but-who-spea...
But who speaks for the dead?
Break out the ouija boards and activate the ghost of Doris Stokes. We're reaching back beyond the grave to solve today's transport and environmental crises.
simple.ghost.io
October 17, 2025 at 5:50 PM
But who speaks for the dead?
I've got another newsletter out, and I think this is quite a thought-provoking one simple.ghost.io/but-who-spea...
I've got another newsletter out, and I think this is quite a thought-provoking one simple.ghost.io/but-who-spea...
Reposted by Stephen Frost
Really the only downside to having an electric cargo bike is inevitably becoming boringly evangelical about how good they are 😅 If you’re thinking about it, do it. Zero regrets.
Love this on e-cargo bikes & family life:
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
Load and behold: should you opt for an electric cargo bike over a second car?
Cargo ebikes are ideal for the millions of short-distance car trips Australians take every day. Here’s how to make one work for you
www.theguardian.com
October 18, 2025 at 8:07 AM
Really the only downside to having an electric cargo bike is inevitably becoming boringly evangelical about how good they are 😅 If you’re thinking about it, do it. Zero regrets.
Reposted by Stephen Frost
My kids have never said "yay!, let's go in the car", whereas they love hopping on the cargo bike
Love this on e-cargo bikes & family life:
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
Load and behold: should you opt for an electric cargo bike over a second car?
Cargo ebikes are ideal for the millions of short-distance car trips Australians take every day. Here’s how to make one work for you
www.theguardian.com
October 18, 2025 at 7:18 AM
My kids have never said "yay!, let's go in the car", whereas they love hopping on the cargo bike
Reposted by Stephen Frost
Thank you so much to @gabyhinsliff.bsky.social for writing this. Pretty much every dad I know feels this way, but also often feels they can’t articulate it.
www.theguardian.com/commentisfre...
www.theguardian.com/commentisfre...
Millennial dads are experiencing something mums have known for a long time | Gaby Hinsliff
Men want to be active, engaged parents, but many are being torn apart by the competing demands of family and work, says Guardian columnist Gaby Hinsliff
www.theguardian.com
October 17, 2025 at 7:05 AM
Thank you so much to @gabyhinsliff.bsky.social for writing this. Pretty much every dad I know feels this way, but also often feels they can’t articulate it.
www.theguardian.com/commentisfre...
www.theguardian.com/commentisfre...
Love this on e-cargo bikes & family life:
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
Load and behold: should you opt for an electric cargo bike over a second car?
Cargo ebikes are ideal for the millions of short-distance car trips Australians take every day. Here’s how to make one work for you
www.theguardian.com
October 17, 2025 at 6:43 PM
Love this on e-cargo bikes & family life:
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
“Forgoing a second car may have been the reason we bought it, but it was simply more fun to see my son grinning on the bike.”
“You see the joy that the kids get out of it, the time you get to spend with them … [and] it encourages you to use it more.”
Reposted by Stephen Frost
It barely gets any attention, but the Amazon rainforest is on the brink.
I was fortunate to meet Chief Raoni, who has helped to protect an area of Brazilian forest the size of Portugal, and who - at the age of approximately 90 - just keeps on fighting. Please read:
www.ft.com/content/58e1...
I was fortunate to meet Chief Raoni, who has helped to protect an area of Brazilian forest the size of Portugal, and who - at the age of approximately 90 - just keeps on fighting. Please read:
www.ft.com/content/58e1...
Chief Raoni: ‘The Amazon is our biggest chance to keep living on this Earth’
The Indigenous leader on the threats to his Kayapó tribe, why ancestral knowledge matters — and the meaning behind his ‘visions’
www.ft.com
October 17, 2025 at 12:18 PM
It barely gets any attention, but the Amazon rainforest is on the brink.
I was fortunate to meet Chief Raoni, who has helped to protect an area of Brazilian forest the size of Portugal, and who - at the age of approximately 90 - just keeps on fighting. Please read:
www.ft.com/content/58e1...
I was fortunate to meet Chief Raoni, who has helped to protect an area of Brazilian forest the size of Portugal, and who - at the age of approximately 90 - just keeps on fighting. Please read:
www.ft.com/content/58e1...
My 4yr old started in reception this year and it depresses me this needs saying.
“At an early age, children’s enjoyment of learning should be the priority.”
“The English Early Years curriculum needs to return to basics. This keeps foundational learning through play at its heart…”
“At an early age, children’s enjoyment of learning should be the priority.”
“The English Early Years curriculum needs to return to basics. This keeps foundational learning through play at its heart…”
Four-year-olds don’t need to sit still to be ‘school ready’
Children need physical play to develop their strength, coordination, and motor skills.
theconversation.com
October 17, 2025 at 5:46 AM
My 4yr old started in reception this year and it depresses me this needs saying.
“At an early age, children’s enjoyment of learning should be the priority.”
“The English Early Years curriculum needs to return to basics. This keeps foundational learning through play at its heart…”
“At an early age, children’s enjoyment of learning should be the priority.”
“The English Early Years curriculum needs to return to basics. This keeps foundational learning through play at its heart…”
Bravo Cardiff.
“It’s only fair that those driving the biggest, heaviest and most polluting vehicles pay more for the extra space and danger they bring” - Spot on from @olord.bsky.social
Important: two-thirds (66%) of respondents to the related consultation agreed larger vehicles should pay more.
“It’s only fair that those driving the biggest, heaviest and most polluting vehicles pay more for the extra space and danger they bring” - Spot on from @olord.bsky.social
Important: two-thirds (66%) of respondents to the related consultation agreed larger vehicles should pay more.
Cardiff becomes first UK council to impose higher parking charges on larger vehicles
Premium charge aims to combat steep rise in SUVs and other larger vehicles which are ‘a danger to other road users’
www.theguardian.com
October 16, 2025 at 6:21 PM
Bravo Cardiff.
“It’s only fair that those driving the biggest, heaviest and most polluting vehicles pay more for the extra space and danger they bring” - Spot on from @olord.bsky.social
Important: two-thirds (66%) of respondents to the related consultation agreed larger vehicles should pay more.
“It’s only fair that those driving the biggest, heaviest and most polluting vehicles pay more for the extra space and danger they bring” - Spot on from @olord.bsky.social
Important: two-thirds (66%) of respondents to the related consultation agreed larger vehicles should pay more.
Reposted by Stephen Frost
You have to check this out. #Rivers of #food: How healthy rivers are central to feeding the world, from @wwf-water.bsky.social.
@jjopperman.bsky.social wonderfully presented this work recently at the International Society for Rivers Science conference in Davis, CA.
rivers-of-food.panda.org
@jjopperman.bsky.social wonderfully presented this work recently at the International Society for Rivers Science conference in Davis, CA.
rivers-of-food.panda.org
Rivers of Food
One third of the world's food production is dependent on rivers. But they are under increasing pressure, threatening global food security now and in the future.
rivers-of-food.panda.org
October 14, 2025 at 11:32 PM
You have to check this out. #Rivers of #food: How healthy rivers are central to feeding the world, from @wwf-water.bsky.social.
@jjopperman.bsky.social wonderfully presented this work recently at the International Society for Rivers Science conference in Davis, CA.
rivers-of-food.panda.org
@jjopperman.bsky.social wonderfully presented this work recently at the International Society for Rivers Science conference in Davis, CA.
rivers-of-food.panda.org
Reposted by Stephen Frost
Small water bodies - ponds, ditches, small fens, headwater streams, flushes - the delicate capillaries that make up 80% of water bodies, home to some of our rarest creatures - ensuring their health has an outsize benefit for wildlife
October 16, 2025 at 11:15 AM
Small water bodies - ponds, ditches, small fens, headwater streams, flushes - the delicate capillaries that make up 80% of water bodies, home to some of our rarest creatures - ensuring their health has an outsize benefit for wildlife
Reposted by Stephen Frost
Great article below, with visuals and recordings, that focuses on three migratory bird species, including the nightingale that winters in West Africa, then returns to southern England every year
October 16, 2025 at 11:07 AM
Great article below, with visuals and recordings, that focuses on three migratory bird species, including the nightingale that winters in West Africa, then returns to southern England every year
Great to see this published. A fantastic resource for anyone working to give children more freedom to move and play
Worth following the links to read the evidence submitted to the committee, including this from Tim Gill on the impact of car-centric planning: committees.parliament.uk/writtenevide...
Worth following the links to read the evidence submitted to the committee, including this from Tim Gill on the impact of car-centric planning: committees.parliament.uk/writtenevide...
Really good to see this House of Commons research briefing on Children, Young People & the Built Environment, by Louise Whitley, following the LUHC inquiry last year.
It covers a huge of academic and policy evidence, from all sorts of angles, from the UK and beyond.
It covers a huge of academic and policy evidence, from all sorts of angles, from the UK and beyond.
Children, young people and the built environment
The children, young people and the built environment briefing sets out the challenges facing children and young people in accessing formal and informal play spaces. It highlights the opportunities off...
commonslibrary.parliament.uk
October 16, 2025 at 9:37 AM
Great to see this published. A fantastic resource for anyone working to give children more freedom to move and play
Worth following the links to read the evidence submitted to the committee, including this from Tim Gill on the impact of car-centric planning: committees.parliament.uk/writtenevide...
Worth following the links to read the evidence submitted to the committee, including this from Tim Gill on the impact of car-centric planning: committees.parliament.uk/writtenevide...
Reposted by Stephen Frost
An Austrian adaptation of the Barcelona Superblock, Vienna is putting the finishing touches on its first Supergrätzl ("Super neighbourhood") in the tenth district, where through traffic is filtered out to regenerate an intersection into a liveable, climate-adapted, pedestrian-friendly public space.🧵
October 16, 2025 at 5:52 AM
An Austrian adaptation of the Barcelona Superblock, Vienna is putting the finishing touches on its first Supergrätzl ("Super neighbourhood") in the tenth district, where through traffic is filtered out to regenerate an intersection into a liveable, climate-adapted, pedestrian-friendly public space.🧵
Reposted by Stephen Frost
Fantastic resource. The UK is a nation of #nature lovers. We need to make sure our public transport can give good access to the countryside if #car-free living is ever to become truly popular
www.railwalks.co.uk/walks
www.railwalks.co.uk/walks
Railwalks.co.uk - Walks
Thousands of Rail Walks Now Available Online!
www.railwalks.co.uk
October 15, 2025 at 12:52 PM
Fantastic resource. The UK is a nation of #nature lovers. We need to make sure our public transport can give good access to the countryside if #car-free living is ever to become truly popular
www.railwalks.co.uk/walks
www.railwalks.co.uk/walks
Reposted by Stephen Frost
Record leap in CO2 fuels fears of accelerating global heating
- CO2 in the air hit new high last year, with scientists concerned natural land and ocean carbon sinks are weakening
@wmo-global.bsky.social
#climatecrisis
Story by me
www.theguardian.com/environment/...
- CO2 in the air hit new high last year, with scientists concerned natural land and ocean carbon sinks are weakening
@wmo-global.bsky.social
#climatecrisis
Story by me
www.theguardian.com/environment/...
Record leap in CO2 fuels fears of accelerating global heating
CO2 in air hit new high last year, with scientists concerned natural land and ocean carbon sinks are weakening
www.theguardian.com
October 15, 2025 at 11:50 AM
Record leap in CO2 fuels fears of accelerating global heating
- CO2 in the air hit new high last year, with scientists concerned natural land and ocean carbon sinks are weakening
@wmo-global.bsky.social
#climatecrisis
Story by me
www.theguardian.com/environment/...
- CO2 in the air hit new high last year, with scientists concerned natural land and ocean carbon sinks are weakening
@wmo-global.bsky.social
#climatecrisis
Story by me
www.theguardian.com/environment/...
"People in the UK are already experiencing the impacts of a changing climate, and we owe it to them to prepare, and also to help them prepare. Adaptation in the UK is not keeping up with the increase in climate risk. The impacts on the UK are getting worse and (the government) needs more ambition”
Government told to prepare for 2C warming by 2050
The Climate Change Committee said the UK should make climate change adaptions beyond the Paris Agreement.
www.bbc.com
October 15, 2025 at 8:17 AM
"People in the UK are already experiencing the impacts of a changing climate, and we owe it to them to prepare, and also to help them prepare. Adaptation in the UK is not keeping up with the increase in climate risk. The impacts on the UK are getting worse and (the government) needs more ambition”
Reposted by Stephen Frost
New study from Melbourne finds reducing residential speed limits from 50km/h to 30 km/h on local roads would protect cyclists from danger, make riding less stressful and get more people cycling while not causing traffic delays for cars.
Switching 50km/h speed limits to 30km/h would protect cyclists while barely affecting commutes, research finds
One expert says a cyclist hit by a car travelling 50km/h has about a one-in-ten chance of surviving, while at 30km/h it was a nine-in-ten chance
www.theguardian.com
October 14, 2025 at 7:14 PM
New study from Melbourne finds reducing residential speed limits from 50km/h to 30 km/h on local roads would protect cyclists from danger, make riding less stressful and get more people cycling while not causing traffic delays for cars.
Reposted by Stephen Frost
no surprise
New study from Melbourne finds reducing residential speed limits from 50km/h to 30 km/h on local roads would protect cyclists from danger, make riding less stressful and get more people cycling while not causing traffic delays for cars.
Switching 50km/h speed limits to 30km/h would protect cyclists while barely affecting commutes, research finds
One expert says a cyclist hit by a car travelling 50km/h has about a one-in-ten chance of surviving, while at 30km/h it was a nine-in-ten chance
www.theguardian.com
October 14, 2025 at 7:17 PM
no surprise