Barry Saxifrage
@bsaxifrage.bsky.social
Reporting about climate change at http://nationalobserver.com/u/barry-saxifrage and http://VisualCarbon.org
Reposted by Barry Saxifrage
"the UN Secretary-General has called on more governments to put a price on carbon.
Far less attention is, however, being paid to the negative carbon price – where subsidies from government actively encourage the use of and production of fossil fuels"
#PaidToPollute 💲☠️
Far less attention is, however, being paid to the negative carbon price – where subsidies from government actively encourage the use of and production of fossil fuels"
#PaidToPollute 💲☠️
Negative carbon pricing: a shadow price we need to know?
Putting a price on carbon, either through taxation or emissions trading, is a way to reduce the greenhouse gas emissions causing climate change. With UN climate negotiations taking place this week at ...
www.e3g.org
November 25, 2025 at 6:09 AM
"the UN Secretary-General has called on more governments to put a price on carbon.
Far less attention is, however, being paid to the negative carbon price – where subsidies from government actively encourage the use of and production of fossil fuels"
#PaidToPollute 💲☠️
Far less attention is, however, being paid to the negative carbon price – where subsidies from government actively encourage the use of and production of fossil fuels"
#PaidToPollute 💲☠️
Reposted by Barry Saxifrage
Two miles of ice core on the shelf at our national ice core facility in Lakewood, Colorado. The WAIS Divide core from West Antarctica is a 3400m long (deepest US core, 2nd deepest ice core ever) 68,000 year old record of high resolution climate.
November 24, 2025 at 5:03 PM
Two miles of ice core on the shelf at our national ice core facility in Lakewood, Colorado. The WAIS Divide core from West Antarctica is a 3400m long (deepest US core, 2nd deepest ice core ever) 68,000 year old record of high resolution climate.
Reposted by Barry Saxifrage
ICYMI, IRAN: “A wildfire burning for more than a week in drought-stricken Iran has razed portions of the ancient Hyrcanian Forests, a UNESCO World Heritage site home to many endangered species.” www.seattletimes.com/nation-world... - The Seattle Times
#HyrcanianForests #Iran #UNESCO #Wildfires
#HyrcanianForests #Iran #UNESCO #Wildfires
Fire Threatens Iran’s Ancient Forest, a World Heritage Site
A wildfire burning for more than a week in drought-stricken Iran has razed portions of the ancient Hyrcanian Forests, a UNESCO World Heritage site home to many endangered species.
www.seattletimes.com
November 24, 2025 at 5:18 AM
ICYMI, IRAN: “A wildfire burning for more than a week in drought-stricken Iran has razed portions of the ancient Hyrcanian Forests, a UNESCO World Heritage site home to many endangered species.” www.seattletimes.com/nation-world... - The Seattle Times
#HyrcanianForests #Iran #UNESCO #Wildfires
#HyrcanianForests #Iran #UNESCO #Wildfires
Reposted by Barry Saxifrage
"There is little evidence that removing dead trees en masse is an effective strategy to contain fast fires. In fact, a substantial body of evidence shows that such large-scale tree removals will have cumulative and mostly negative ecosystem and climate consequences." 🌎
Opinion piece: Removing #DeadTrees will not save us from fast-moving #wildfires. In PNAS Front Matter: https://ow.ly/qvta50XuOrz
#logging #ClimateChange #ForestFire
#logging #ClimateChange #ForestFire
November 23, 2025 at 11:24 PM
"There is little evidence that removing dead trees en masse is an effective strategy to contain fast fires. In fact, a substantial body of evidence shows that such large-scale tree removals will have cumulative and mostly negative ecosystem and climate consequences." 🌎
Reposted by Barry Saxifrage
The so-called Environmental Protection Agency at work today:
EPA just approved new ‘forever chemical’ pesticides for use on food
Critics warn the EPA’s approvals of new PFAS pesticides could expose more Americans to “forever chemicals” through their food.
wapo.st
November 24, 2025 at 7:05 AM
The so-called Environmental Protection Agency at work today:
Reposted by Barry Saxifrage
We saw it with big tobacco, we saw it with the fossil fuels industry. When their own internal research showed the harm from their product, the defunded the research and attacked independent researchers coming to the very same conclusions.
#ScienceUnderSiege
#ScienceUnderSiege
Meta halted internal research that purportedly showed (young) people who stopped using Facebook became less depressed and anxious, according to an unredacted legal filing released on Friday. www.cnbc.com/2025/11/23/m...
Meta halted internal research suggesting social media harm, court filing alleges
Meta is alleged to have halted internal research suggesting social media harm, according to court documents.
www.cnbc.com
November 24, 2025 at 1:59 AM
We saw it with big tobacco, we saw it with the fossil fuels industry. When their own internal research showed the harm from their product, the defunded the research and attacked independent researchers coming to the very same conclusions.
#ScienceUnderSiege
#ScienceUnderSiege
Reposted by Barry Saxifrage
'The religious city of Mashhad has entered full rationing, Nasrollah Pejmanfar, a lawmaker, said on Friday.
The city’s Dousti dam, he added, “has no water left to transfer, and the reservoirs supplying Mashhad have reached zero” '
#Iran 🇮🇷
The city’s Dousti dam, he added, “has no water left to transfer, and the reservoirs supplying Mashhad have reached zero” '
#Iran 🇮🇷
Iran’s deepening water crisis nears critical levels in major cities
Iran’s worsening drought has pushed water supplies in several provinces to critical levels, with officials in Tehran, Mashhad and Kerman warning that some reservoirs are close to the point where routi...
www.iranintl.com
November 23, 2025 at 7:49 AM
'The religious city of Mashhad has entered full rationing, Nasrollah Pejmanfar, a lawmaker, said on Friday.
The city’s Dousti dam, he added, “has no water left to transfer, and the reservoirs supplying Mashhad have reached zero” '
#Iran 🇮🇷
The city’s Dousti dam, he added, “has no water left to transfer, and the reservoirs supplying Mashhad have reached zero” '
#Iran 🇮🇷
Reposted by Barry Saxifrage
"Warming is going to exceed 1.5°C. We are heading into overshoot within the next few years": a stark message by PIK Director Rockström & James Dyke in @theconversation.com. Yet, science shows a way back: fossil-fuel phase-out, nature protection, carbon removal.
theconversation.com/the-world-lo...
theconversation.com/the-world-lo...
The world lost the climate gamble. Now it faces a dangerous new reality
The world bet on collective but voluntary action to keep global warming at a safe level.
theconversation.com
November 22, 2025 at 2:07 PM
"Warming is going to exceed 1.5°C. We are heading into overshoot within the next few years": a stark message by PIK Director Rockström & James Dyke in @theconversation.com. Yet, science shows a way back: fossil-fuel phase-out, nature protection, carbon removal.
theconversation.com/the-world-lo...
theconversation.com/the-world-lo...
Reposted by Barry Saxifrage
Humans will NEVER colonize another planet. Never.
If we can’t even agree to do the minimum to keep Earth habitable, there’s no way in hell we’ll cooperate to make another planet habitable.
If we can’t even agree to do the minimum to keep Earth habitable, there’s no way in hell we’ll cooperate to make another planet habitable.
November 22, 2025 at 11:29 AM
Humans will NEVER colonize another planet. Never.
If we can’t even agree to do the minimum to keep Earth habitable, there’s no way in hell we’ll cooperate to make another planet habitable.
If we can’t even agree to do the minimum to keep Earth habitable, there’s no way in hell we’ll cooperate to make another planet habitable.
Reposted by Barry Saxifrage
COP30 overpromised, underdelivered, empowered distractions, backtracked on issues and once again gave big oil and big ag a free pass.
Unfortunately, the suspicions of climate scientists (here in Brazil and abroad) were confirmed again.
Unfortunately, the suspicions of climate scientists (here in Brazil and abroad) were confirmed again.
November 22, 2025 at 7:47 PM
COP30 overpromised, underdelivered, empowered distractions, backtracked on issues and once again gave big oil and big ag a free pass.
Unfortunately, the suspicions of climate scientists (here in Brazil and abroad) were confirmed again.
Unfortunately, the suspicions of climate scientists (here in Brazil and abroad) were confirmed again.
Reposted by Barry Saxifrage
"the world has retired about 300 gigawatts of coal-fired power in the decade since the 2015 Paris Agreement but added nearly 600GW more — and with another 600GW still in the pipeline"
#BeyondCoal
#KeepItInTheGround
#ClimateEmergency
#BeyondCoal
#KeepItInTheGround
#ClimateEmergency
Brazil delivers a climate COP like no other
The event saw a shift away from showy pledges to tackling the real world complexities of cutting emissions
www.ft.com
November 22, 2025 at 6:20 AM
"the world has retired about 300 gigawatts of coal-fired power in the decade since the 2015 Paris Agreement but added nearly 600GW more — and with another 600GW still in the pipeline"
#BeyondCoal
#KeepItInTheGround
#ClimateEmergency
#BeyondCoal
#KeepItInTheGround
#ClimateEmergency
CO2 levels in the atmosphere continue to accelerate upwards. The decade since the Paris Agreement being the most extreme so far. This and more charts in my article published today: COPs vs CO2 at www.nationalobserver.com/2025/11/21/a...
November 21, 2025 at 7:20 PM
CO2 levels in the atmosphere continue to accelerate upwards. The decade since the Paris Agreement being the most extreme so far. This and more charts in my article published today: COPs vs CO2 at www.nationalobserver.com/2025/11/21/a...
Reposted by Barry Saxifrage
Bless @sophiegilbert.bsky.social @theatlantic.com: "The past decade has been a gloomy lesson in how limited a proportion of men actually see women as equal human beings...The fish rots from the head. The pig is in the Oval Office." www.theatlantic.com/culture/2025...
The Pig Is in the White House
This is what consequence-free misogyny looks like.
www.theatlantic.com
November 20, 2025 at 3:23 PM
Bless @sophiegilbert.bsky.social @theatlantic.com: "The past decade has been a gloomy lesson in how limited a proportion of men actually see women as equal human beings...The fish rots from the head. The pig is in the Oval Office." www.theatlantic.com/culture/2025...
Reposted by Barry Saxifrage
'Iran’s capital must be moved because the country “no longer has a choice,” President Masoud Pezeshkian said on Thursday in remarks carried by state media, warning that severe ecological strain has made Tehran impossible to sustain'
#Iran 🇮🇷
#Iran 🇮🇷
Iran president says capital move now a necessity as water crisis deepens
Iran’s capital must be moved because the country “no longer has a choice,” President Masoud Pezeshkian said on Thursday in remarks carried by state media, warning that severe ecological strain has mad...
www.iranintl.com
November 21, 2025 at 4:52 AM
'Iran’s capital must be moved because the country “no longer has a choice,” President Masoud Pezeshkian said on Thursday in remarks carried by state media, warning that severe ecological strain has made Tehran impossible to sustain'
#Iran 🇮🇷
#Iran 🇮🇷
Reposted by Barry Saxifrage
Wisdom was banded during the Eisenhower administration and is at least 74. A good Boomer.
November 20, 2025 at 2:52 AM
Wisdom was banded during the Eisenhower administration and is at least 74. A good Boomer.
Reposted by Barry Saxifrage
‘Deathly silent’: two out of three corals in world heritage-listed Ningaloo reef have been killed, scientists confirm
- by @readfearn.bsky.social
www.theguardian.com/environment/...
- by @readfearn.bsky.social
www.theguardian.com/environment/...
‘Deathly silent’: two out of three corals in world heritage-listed Ningaloo reef have been killed, scientists confirm
One expert says he is ‘starting to visualise the point where all we have left of corals and reefs is memories’
www.theguardian.com
November 19, 2025 at 7:40 AM
‘Deathly silent’: two out of three corals in world heritage-listed Ningaloo reef have been killed, scientists confirm
- by @readfearn.bsky.social
www.theguardian.com/environment/...
- by @readfearn.bsky.social
www.theguardian.com/environment/...
Reposted by Barry Saxifrage
"In a future scenario with high CO2 emissions, daily extreme precip over land could increase by about 41% by2100, mainly as a result of increased mesoscale moisture convergence.The impact of this dynamical contribution to extreme precip is underestimated by a factor of 3 in the low-resolution model"
Future extreme precipitation amplified by intensified mesoscale moisture convergence - Nature Geoscience
Extreme daily precipitation events over land could increase by about 41% by 2100 under a high-emissions scenario with an increase in mesoscale moisture convergence, according to an ensemble of climate...
www.nature.com
November 19, 2025 at 8:09 AM
"In a future scenario with high CO2 emissions, daily extreme precip over land could increase by about 41% by2100, mainly as a result of increased mesoscale moisture convergence.The impact of this dynamical contribution to extreme precip is underestimated by a factor of 3 in the low-resolution model"
Reposted by Barry Saxifrage
"How fast it could go: we know that 14,000 years ago sea level rose 4x faster than it is today. 4m per century.. which is a... a lot. ..sort of the big worry we have is we know ice sheets could do that."
'Doomsday Glacier' Update with Eric Rignot
youtube.com/live/iarx9Pi...
'Doomsday Glacier' Update with Eric Rignot
youtube.com/live/iarx9Pi...
'Doomsday Glacier' Update with Eric Rignot
YouTube video by Climate Chat
youtube.com
November 18, 2025 at 6:29 AM
"How fast it could go: we know that 14,000 years ago sea level rose 4x faster than it is today. 4m per century.. which is a... a lot. ..sort of the big worry we have is we know ice sheets could do that."
'Doomsday Glacier' Update with Eric Rignot
youtube.com/live/iarx9Pi...
'Doomsday Glacier' Update with Eric Rignot
youtube.com/live/iarx9Pi...
Reposted by Barry Saxifrage
"The pace of change is already at about a 30% decline. This just tells you how critically urgent carbon emissions reductions are, because we need to give this overturning circulation every chance of not tipping over what seems to be a very perilous & near tipping point"
#ClimateEmergency
#Antarctica
#ClimateEmergency
#Antarctica
November 18, 2025 at 6:54 AM
"The pace of change is already at about a 30% decline. This just tells you how critically urgent carbon emissions reductions are, because we need to give this overturning circulation every chance of not tipping over what seems to be a very perilous & near tipping point"
#ClimateEmergency
#Antarctica
#ClimateEmergency
#Antarctica
Reposted by Barry Saxifrage
Iran has started cloud-seeding to boost rainfall after the country’s worst drought in decades forces rationing.
Iran Starts Cloud Seeding as Water Crisis Forces Rationing
Iran has started cloud-seeding to boost rainfall after the country’s worst drought in decades forced authorities to ration supply and warn of possible evacuations from the capital.
bloom.bg
November 17, 2025 at 7:30 AM
Iran has started cloud-seeding to boost rainfall after the country’s worst drought in decades forces rationing.
Reposted by Barry Saxifrage
NEW: How can we make electric cars even cleaner? By using green aluminium.
Switching automotive production to low-carbon aluminum could cost just €25 extra per car by 2040.
Read our new study 👇
bit.ly/4qRohZI
Switching automotive production to low-carbon aluminum could cost just €25 extra per car by 2040.
Read our new study 👇
bit.ly/4qRohZI
November 17, 2025 at 7:00 AM
NEW: How can we make electric cars even cleaner? By using green aluminium.
Switching automotive production to low-carbon aluminum could cost just €25 extra per car by 2040.
Read our new study 👇
bit.ly/4qRohZI
Switching automotive production to low-carbon aluminum could cost just €25 extra per car by 2040.
Read our new study 👇
bit.ly/4qRohZI
Reposted by Barry Saxifrage
Another reminder that a 13-year study found that protected bike-lanes led to a drastic decline in fatalities for all road users.
ALL ROAD USERS.
And painted bike-lanes? No safety improvement at all.
For sharrows, it’s actually safer to NOT have them.
Via @usa.streetsblog.org @nyc.streetsblog.org
ALL ROAD USERS.
And painted bike-lanes? No safety improvement at all.
For sharrows, it’s actually safer to NOT have them.
Via @usa.streetsblog.org @nyc.streetsblog.org
Separated Bike Lanes Means Safer Streets, Study Says — Streetsblog USA
Cities that build protected lanes for cyclists end up with safer roads for people on bikes and people in cars and on foot, a new study of 12 large metropolises revealed Wednesday.
usa.streetsblog.org
November 17, 2025 at 5:19 AM
Another reminder that a 13-year study found that protected bike-lanes led to a drastic decline in fatalities for all road users.
ALL ROAD USERS.
And painted bike-lanes? No safety improvement at all.
For sharrows, it’s actually safer to NOT have them.
Via @usa.streetsblog.org @nyc.streetsblog.org
ALL ROAD USERS.
And painted bike-lanes? No safety improvement at all.
For sharrows, it’s actually safer to NOT have them.
Via @usa.streetsblog.org @nyc.streetsblog.org
Reposted by Barry Saxifrage
"...10yrs ago, the app estimated that the global temp was already 0.98°C above pre-industrial ave. & would breach the 1.5°C threshold in 2045. Today, the same tool estimates that we have reached a global ave. of 1.25°C & will be at 1.5°C over pre-industrial levels in May 2029"
#FasterThanExpected
#FasterThanExpected
Acceleration
“In 2015 our projected deadline for reaching 1.5°C was 27 years away. Now that threshold is only 4 years away – 23 years closer. This striking change suggests that global warming has accelerated quickly in recent years.”
Source: climate.copernicus.eu/rapid-approa...
#ClimateCrisis
“In 2015 our projected deadline for reaching 1.5°C was 27 years away. Now that threshold is only 4 years away – 23 years closer. This striking change suggests that global warming has accelerated quickly in recent years.”
Source: climate.copernicus.eu/rapid-approa...
#ClimateCrisis
November 16, 2025 at 4:57 AM
"...10yrs ago, the app estimated that the global temp was already 0.98°C above pre-industrial ave. & would breach the 1.5°C threshold in 2045. Today, the same tool estimates that we have reached a global ave. of 1.25°C & will be at 1.5°C over pre-industrial levels in May 2029"
#FasterThanExpected
#FasterThanExpected
Reposted by Barry Saxifrage
📈Climate change intensified Typhoons Kalmaegi and Fung-wong, increasing economic damages by up to 42%
ow.ly/exnw50XrAv4
#COP30
ow.ly/exnw50XrAv4
#COP30
Climate change intensified typhoons Kalmaegi & Fung-wong, damages up by 42% | Imperial News | Imperial College London
Climate change substantially increased the damages caused by Typhoons Kalmaegi and Fung-wong, two rapid analyses by Imperial has found.
ow.ly
November 14, 2025 at 9:58 AM
📈Climate change intensified Typhoons Kalmaegi and Fung-wong, increasing economic damages by up to 42%
ow.ly/exnw50XrAv4
#COP30
ow.ly/exnw50XrAv4
#COP30
Reposted by Barry Saxifrage
Didn’t see this coming…
“Global Mean Sea Level Rise promotes stronger & more frequent extreme cold events… is expected to strengthen in coming century…This effect is attributed to weakened mid-high latitude westerly winds and increased occurrence of blocking events”
www.nature.com/articles/s41...
“Global Mean Sea Level Rise promotes stronger & more frequent extreme cold events… is expected to strengthen in coming century…This effect is attributed to weakened mid-high latitude westerly winds and increased occurrence of blocking events”
www.nature.com/articles/s41...
November 15, 2025 at 5:19 AM
Didn’t see this coming…
“Global Mean Sea Level Rise promotes stronger & more frequent extreme cold events… is expected to strengthen in coming century…This effect is attributed to weakened mid-high latitude westerly winds and increased occurrence of blocking events”
www.nature.com/articles/s41...
“Global Mean Sea Level Rise promotes stronger & more frequent extreme cold events… is expected to strengthen in coming century…This effect is attributed to weakened mid-high latitude westerly winds and increased occurrence of blocking events”
www.nature.com/articles/s41...