John Hanger
@jrfhanger.bsky.social
Support decarbonization, zero-CO2 generation & competitive markets. Former Commissioner of PA PUC, Secretary of PA DEP, Secretary of Policy & Public Advocate for consumers of Philadelphia's municipal utilities. Law degree.
Good morning with good news: "China's CO2 emissions have been flat or falling for 18 months!"
Transport CO2 fell 5% & electricity CO2 is flat, despite strong demand growth, in Q3 2025, compared to 2024.
Solar surged 46% & wind 11% in Q3 2025!
www.carbonbrief.org/analysis-chi... #energysky
Transport CO2 fell 5% & electricity CO2 is flat, despite strong demand growth, in Q3 2025, compared to 2024.
Solar surged 46% & wind 11% in Q3 2025!
www.carbonbrief.org/analysis-chi... #energysky
November 11, 2025 at 11:50 AM
Good morning with good news: "China's CO2 emissions have been flat or falling for 18 months!"
Transport CO2 fell 5% & electricity CO2 is flat, despite strong demand growth, in Q3 2025, compared to 2024.
Solar surged 46% & wind 11% in Q3 2025!
www.carbonbrief.org/analysis-chi... #energysky
Transport CO2 fell 5% & electricity CO2 is flat, despite strong demand growth, in Q3 2025, compared to 2024.
Solar surged 46% & wind 11% in Q3 2025!
www.carbonbrief.org/analysis-chi... #energysky
China's fossil fuel generation is mostly flat to down from January 2024 to September 2025!
China's fossil fuel generation in September 2025 was down ~5%, falling from 528 TWh in September 2024 to 502 TWh in September 2025!
#energysky
China's fossil fuel generation in September 2025 was down ~5%, falling from 528 TWh in September 2024 to 502 TWh in September 2025!
#energysky
November 10, 2025 at 1:26 PM
China's fossil fuel generation is mostly flat to down from January 2024 to September 2025!
China's fossil fuel generation in September 2025 was down ~5%, falling from 528 TWh in September 2024 to 502 TWh in September 2025!
#energysky
China's fossil fuel generation in September 2025 was down ~5%, falling from 528 TWh in September 2024 to 502 TWh in September 2025!
#energysky
Why build new gas?
Solar plus batteries are much cheaper, and new nuclear nearly is.
So, why build expensive and dirty gas, which is the biggest single source of CO2 pollution. #energysky
Solar plus batteries are much cheaper, and new nuclear nearly is.
So, why build expensive and dirty gas, which is the biggest single source of CO2 pollution. #energysky
November 10, 2025 at 12:44 PM
Why build new gas?
Solar plus batteries are much cheaper, and new nuclear nearly is.
So, why build expensive and dirty gas, which is the biggest single source of CO2 pollution. #energysky
Solar plus batteries are much cheaper, and new nuclear nearly is.
So, why build expensive and dirty gas, which is the biggest single source of CO2 pollution. #energysky
Wood Mackenzie confirms new natural gas generation is expensive!
$126/MWh in 2030!
New solar plus batteries are less than half the cost of new gas!
New nuclear ($139/MWh) also is getting close to being cheaper than new gas!
Gas too is dirty, biggest CO2 electricity polluter. #energysky
$126/MWh in 2030!
New solar plus batteries are less than half the cost of new gas!
New nuclear ($139/MWh) also is getting close to being cheaper than new gas!
Gas too is dirty, biggest CO2 electricity polluter. #energysky
November 10, 2025 at 12:41 PM
Wood Mackenzie confirms new natural gas generation is expensive!
$126/MWh in 2030!
New solar plus batteries are less than half the cost of new gas!
New nuclear ($139/MWh) also is getting close to being cheaper than new gas!
Gas too is dirty, biggest CO2 electricity polluter. #energysky
$126/MWh in 2030!
New solar plus batteries are less than half the cost of new gas!
New nuclear ($139/MWh) also is getting close to being cheaper than new gas!
Gas too is dirty, biggest CO2 electricity polluter. #energysky
Good morning with good news: Renewables & nuclear are ~75% of EU's electricity, while fossil fuels drop ~30%-50% since 2016.
Coal is well below 10% from April-Sept & gas below 16% from March-Sept.
RE generated from ~41% to 57% during Jan-Sept 2025.
Nuclear produced ~21% to 25%.
#energysky
Coal is well below 10% from April-Sept & gas below 16% from March-Sept.
RE generated from ~41% to 57% during Jan-Sept 2025.
Nuclear produced ~21% to 25%.
#energysky
November 10, 2025 at 11:30 AM
Good morning with good news: Renewables & nuclear are ~75% of EU's electricity, while fossil fuels drop ~30%-50% since 2016.
Coal is well below 10% from April-Sept & gas below 16% from March-Sept.
RE generated from ~41% to 57% during Jan-Sept 2025.
Nuclear produced ~21% to 25%.
#energysky
Coal is well below 10% from April-Sept & gas below 16% from March-Sept.
RE generated from ~41% to 57% during Jan-Sept 2025.
Nuclear produced ~21% to 25%.
#energysky
Good morning with good news: Global renewable additions in 2025 will be another record high of 793 GW, a rise of 11%
compared to 717 GW in 2024.
Solar additions will rise ~9% & wind 21%.
2025 will be record high years for both new wind & solar.
ember-energy.org/latest-insig...
#energysky
compared to 717 GW in 2024.
Solar additions will rise ~9% & wind 21%.
2025 will be record high years for both new wind & solar.
ember-energy.org/latest-insig...
#energysky
November 7, 2025 at 12:19 PM
Good morning with good news: Global renewable additions in 2025 will be another record high of 793 GW, a rise of 11%
compared to 717 GW in 2024.
Solar additions will rise ~9% & wind 21%.
2025 will be record high years for both new wind & solar.
ember-energy.org/latest-insig...
#energysky
compared to 717 GW in 2024.
Solar additions will rise ~9% & wind 21%.
2025 will be record high years for both new wind & solar.
ember-energy.org/latest-insig...
#energysky
Good morning with good news: Good morning with good news: Plug-in EV were 38.21% of the UK's auto sales in October!
BEV (up 25%) & PHEV (up 31%) sales surge in 2025 from Jan-Oct, compared to 2024!
Petrol sales plunge 25%.
Diesel sales fall 17%.
#energysky storage.googleapis.com/public_downl...
BEV (up 25%) & PHEV (up 31%) sales surge in 2025 from Jan-Oct, compared to 2024!
Petrol sales plunge 25%.
Diesel sales fall 17%.
#energysky storage.googleapis.com/public_downl...
November 6, 2025 at 12:46 PM
Good morning with good news: Good morning with good news: Plug-in EV were 38.21% of the UK's auto sales in October!
BEV (up 25%) & PHEV (up 31%) sales surge in 2025 from Jan-Oct, compared to 2024!
Petrol sales plunge 25%.
Diesel sales fall 17%.
#energysky storage.googleapis.com/public_downl...
BEV (up 25%) & PHEV (up 31%) sales surge in 2025 from Jan-Oct, compared to 2024!
Petrol sales plunge 25%.
Diesel sales fall 17%.
#energysky storage.googleapis.com/public_downl...
Good morning with good news: China's clean electricity transition accelerates in 2025, jumping from 37.7% in Sept 2024 to 43.8% in Sept 2025.
Renewables & nuclear gained 6.1 points of market share in 9/2025, compared to 9/2024!
China may reach 50% for a month for first time in 2026.
#energysky
Renewables & nuclear gained 6.1 points of market share in 9/2025, compared to 9/2024!
China may reach 50% for a month for first time in 2026.
#energysky
November 5, 2025 at 11:35 AM
Good morning with good news: China's clean electricity transition accelerates in 2025, jumping from 37.7% in Sept 2024 to 43.8% in Sept 2025.
Renewables & nuclear gained 6.1 points of market share in 9/2025, compared to 9/2024!
China may reach 50% for a month for first time in 2026.
#energysky
Renewables & nuclear gained 6.1 points of market share in 9/2025, compared to 9/2024!
China may reach 50% for a month for first time in 2026.
#energysky
Good morning with good news: Global solar deployment keeps smashing records!
About 3X more solar was built in H1 2025 than in all of 2021 and nearly 2X more than in all of 2022!
2025 global new solar (more than 700 GW) will smash the record set in 2024!
www.semafor.com/article/10/3... #energysky
About 3X more solar was built in H1 2025 than in all of 2021 and nearly 2X more than in all of 2022!
2025 global new solar (more than 700 GW) will smash the record set in 2024!
www.semafor.com/article/10/3... #energysky
November 4, 2025 at 11:44 AM
Good morning with good news: Global solar deployment keeps smashing records!
About 3X more solar was built in H1 2025 than in all of 2021 and nearly 2X more than in all of 2022!
2025 global new solar (more than 700 GW) will smash the record set in 2024!
www.semafor.com/article/10/3... #energysky
About 3X more solar was built in H1 2025 than in all of 2021 and nearly 2X more than in all of 2022!
2025 global new solar (more than 700 GW) will smash the record set in 2024!
www.semafor.com/article/10/3... #energysky
Probably by 2025!
Renewables have generated more electricity globally than coal from January-August 2025!
Why?
Mainly skyrocketing solar and surging wind generation!
#energysky
Renewables have generated more electricity globally than coal from January-August 2025!
Why?
Mainly skyrocketing solar and surging wind generation!
#energysky
November 3, 2025 at 4:21 PM
Probably by 2025!
Renewables have generated more electricity globally than coal from January-August 2025!
Why?
Mainly skyrocketing solar and surging wind generation!
#energysky
Renewables have generated more electricity globally than coal from January-August 2025!
Why?
Mainly skyrocketing solar and surging wind generation!
#energysky
Good morning with good news: South Korea now requires parking lots for 80 or more cars to install solar! 2-3 GW of solar results! cm.asiae.co.kr/en/article/2...
China's consumption of transport fuels (gasoline, diesel, kerosene) fell 4% in Jan-Sep.
Credit @laurimyllyvirta.bsky.social
#energysky
China's consumption of transport fuels (gasoline, diesel, kerosene) fell 4% in Jan-Sep.
Credit @laurimyllyvirta.bsky.social
#energysky
November 3, 2025 at 11:05 AM
Good morning with good news: South Korea now requires parking lots for 80 or more cars to install solar! 2-3 GW of solar results! cm.asiae.co.kr/en/article/2...
China's consumption of transport fuels (gasoline, diesel, kerosene) fell 4% in Jan-Sep.
Credit @laurimyllyvirta.bsky.social
#energysky
China's consumption of transport fuels (gasoline, diesel, kerosene) fell 4% in Jan-Sep.
Credit @laurimyllyvirta.bsky.social
#energysky
Good morning with good news: New solar plus storage in India is more than 25% cheaper than EXISTING coal plants. It's also much cheaper than new coal plants!
Indian solar plus storage costs $33–41/MWh
EXISTING coal costs $54/MWh
New coal costs $67-83/MWh
ember-energy.org/latest-insig...
#energysky
Indian solar plus storage costs $33–41/MWh
EXISTING coal costs $54/MWh
New coal costs $67-83/MWh
ember-energy.org/latest-insig...
#energysky
October 31, 2025 at 11:43 AM
Good morning with good news: New solar plus storage in India is more than 25% cheaper than EXISTING coal plants. It's also much cheaper than new coal plants!
Indian solar plus storage costs $33–41/MWh
EXISTING coal costs $54/MWh
New coal costs $67-83/MWh
ember-energy.org/latest-insig...
#energysky
Indian solar plus storage costs $33–41/MWh
EXISTING coal costs $54/MWh
New coal costs $67-83/MWh
ember-energy.org/latest-insig...
#energysky
The cost-cutting solutions are available NOW. See below!
This is a battle to overcome local/monopoly utility indifference or hostility to solar.
Will the Abundance Movement make enabling abundant rooftop solar a priority?
Let's watch @thebti.bsky.social @wang-seaver.bsky.social #energysky
This is a battle to overcome local/monopoly utility indifference or hostility to solar.
Will the Abundance Movement make enabling abundant rooftop solar a priority?
Let's watch @thebti.bsky.social @wang-seaver.bsky.social #energysky
October 30, 2025 at 1:34 PM
The cost-cutting solutions are available NOW. See below!
This is a battle to overcome local/monopoly utility indifference or hostility to solar.
Will the Abundance Movement make enabling abundant rooftop solar a priority?
Let's watch @thebti.bsky.social @wang-seaver.bsky.social #energysky
This is a battle to overcome local/monopoly utility indifference or hostility to solar.
Will the Abundance Movement make enabling abundant rooftop solar a priority?
Let's watch @thebti.bsky.social @wang-seaver.bsky.social #energysky
US rooftop solar costs 7 times more than in Australia and 2.8 times more than in Germany.
Why?
Soft cost like permitting, inspections and interconnection are 78% of US rooftop solar costs.
Monopoly utilities and municipalities mainly drive these costs.
permitpower.org/wp-content/u... #energysky
Why?
Soft cost like permitting, inspections and interconnection are 78% of US rooftop solar costs.
Monopoly utilities and municipalities mainly drive these costs.
permitpower.org/wp-content/u... #energysky
October 30, 2025 at 1:28 PM
US rooftop solar costs 7 times more than in Australia and 2.8 times more than in Germany.
Why?
Soft cost like permitting, inspections and interconnection are 78% of US rooftop solar costs.
Monopoly utilities and municipalities mainly drive these costs.
permitpower.org/wp-content/u... #energysky
Why?
Soft cost like permitting, inspections and interconnection are 78% of US rooftop solar costs.
Monopoly utilities and municipalities mainly drive these costs.
permitpower.org/wp-content/u... #energysky
Good morning with good news: The entire solar supply chain has been reshored to the USA!
US can make 60 GW of modules, over 34 GW of solar cells, 25 GW of inverters & 95 GWh of battery cells.
Solar manufacturing jobs are 50,000 growing to 100,000 in 2033! But...
seia.org/research-res... #energysky
US can make 60 GW of modules, over 34 GW of solar cells, 25 GW of inverters & 95 GWh of battery cells.
Solar manufacturing jobs are 50,000 growing to 100,000 in 2033! But...
seia.org/research-res... #energysky
October 30, 2025 at 9:59 AM
Good morning with good news: The entire solar supply chain has been reshored to the USA!
US can make 60 GW of modules, over 34 GW of solar cells, 25 GW of inverters & 95 GWh of battery cells.
Solar manufacturing jobs are 50,000 growing to 100,000 in 2033! But...
seia.org/research-res... #energysky
US can make 60 GW of modules, over 34 GW of solar cells, 25 GW of inverters & 95 GWh of battery cells.
Solar manufacturing jobs are 50,000 growing to 100,000 in 2033! But...
seia.org/research-res... #energysky
US fossil fuel generation continues to lose market share in 2025.
Fossil fuels fell to ~50% for a couple months in 2025.
After recently being more than 60% of US electricity, fossil fuels will fall to ~55% for all of 2025.
Why?
Surging solar and wind generation! #energysky
Fossil fuels fell to ~50% for a couple months in 2025.
After recently being more than 60% of US electricity, fossil fuels will fall to ~55% for all of 2025.
Why?
Surging solar and wind generation! #energysky
October 29, 2025 at 1:24 PM
US fossil fuel generation continues to lose market share in 2025.
Fossil fuels fell to ~50% for a couple months in 2025.
After recently being more than 60% of US electricity, fossil fuels will fall to ~55% for all of 2025.
Why?
Surging solar and wind generation! #energysky
Fossil fuels fell to ~50% for a couple months in 2025.
After recently being more than 60% of US electricity, fossil fuels will fall to ~55% for all of 2025.
Why?
Surging solar and wind generation! #energysky
Good morning with good news: US solar surged 28.8% in Jan-Aug 2025, compared to Jan-Aug 2024!
Solar & wind produced 19.1% of US electricity in Jan-Aug 2025, up from 17.2% in 2024!
All RE generated 26.1%, up from 24.5%.
Battery storage grew by 63.9%!
electrek.co/2025/10/27/e... #energysky
Solar & wind produced 19.1% of US electricity in Jan-Aug 2025, up from 17.2% in 2024!
All RE generated 26.1%, up from 24.5%.
Battery storage grew by 63.9%!
electrek.co/2025/10/27/e... #energysky
October 29, 2025 at 11:39 AM
Good morning with good news: US solar surged 28.8% in Jan-Aug 2025, compared to Jan-Aug 2024!
Solar & wind produced 19.1% of US electricity in Jan-Aug 2025, up from 17.2% in 2024!
All RE generated 26.1%, up from 24.5%.
Battery storage grew by 63.9%!
electrek.co/2025/10/27/e... #energysky
Solar & wind produced 19.1% of US electricity in Jan-Aug 2025, up from 17.2% in 2024!
All RE generated 26.1%, up from 24.5%.
Battery storage grew by 63.9%!
electrek.co/2025/10/27/e... #energysky
Good morning with good news: Why did global EV sales skyrocket 26% in 2025 for Jan-Sept, reaching 2.1 million sales in September?
LEAF 2011 versus Leaf 2026 shows why: HUGE EV improvement with a 33% price drop.
EV innovation also is just starting!
cleantechnica.com/2025/10/25/t...
#energysky
LEAF 2011 versus Leaf 2026 shows why: HUGE EV improvement with a 33% price drop.
EV innovation also is just starting!
cleantechnica.com/2025/10/25/t...
#energysky
October 27, 2025 at 10:21 AM
Good morning with good news: Why did global EV sales skyrocket 26% in 2025 for Jan-Sept, reaching 2.1 million sales in September?
LEAF 2011 versus Leaf 2026 shows why: HUGE EV improvement with a 33% price drop.
EV innovation also is just starting!
cleantechnica.com/2025/10/25/t...
#energysky
LEAF 2011 versus Leaf 2026 shows why: HUGE EV improvement with a 33% price drop.
EV innovation also is just starting!
cleantechnica.com/2025/10/25/t...
#energysky
Good morning with good news: Wind will globally add 139-155 GW, with land wind at record 124 GW in 2025!
IEA forecasts offshore wind will add 140 GW by 2030, with additions growing from 9.2 GW in 2024 to over 37 GW by 2030.
Wind is strong!
iea.blob.core.windows.net/assets/76ad6... #energysky
IEA forecasts offshore wind will add 140 GW by 2030, with additions growing from 9.2 GW in 2024 to over 37 GW by 2030.
Wind is strong!
iea.blob.core.windows.net/assets/76ad6... #energysky
October 24, 2025 at 12:01 PM
Good morning with good news: Wind will globally add 139-155 GW, with land wind at record 124 GW in 2025!
IEA forecasts offshore wind will add 140 GW by 2030, with additions growing from 9.2 GW in 2024 to over 37 GW by 2030.
Wind is strong!
iea.blob.core.windows.net/assets/76ad6... #energysky
IEA forecasts offshore wind will add 140 GW by 2030, with additions growing from 9.2 GW in 2024 to over 37 GW by 2030.
Wind is strong!
iea.blob.core.windows.net/assets/76ad6... #energysky
Solar and wind will generate 50% or more of the ANNUAL electricity in eleven nations by 2030.
Add hydro, other renewables and nuclear and the world will be ~50% non-fossil power by 2030.
Add rapid EV growth and Petrostate Politicos panic.
Their panic is for a good reason. #energysky
Add hydro, other renewables and nuclear and the world will be ~50% non-fossil power by 2030.
Add rapid EV growth and Petrostate Politicos panic.
Their panic is for a good reason. #energysky
October 23, 2025 at 11:53 AM
Solar and wind will generate 50% or more of the ANNUAL electricity in eleven nations by 2030.
Add hydro, other renewables and nuclear and the world will be ~50% non-fossil power by 2030.
Add rapid EV growth and Petrostate Politicos panic.
Their panic is for a good reason. #energysky
Add hydro, other renewables and nuclear and the world will be ~50% non-fossil power by 2030.
Add rapid EV growth and Petrostate Politicos panic.
Their panic is for a good reason. #energysky
Good morning with good news: Solar & wind will skyrocket to 37% of China's electricity in 2030 from 18% in 2024.
Add 13% from hydro and China is 50% renewable in 2030.
Add ~5% nuclear and China is ~55% non-fossil fuel electricity in 2030.
iea.blob.core.windows.net/assets/76ad6... #energysky
Add 13% from hydro and China is 50% renewable in 2030.
Add ~5% nuclear and China is ~55% non-fossil fuel electricity in 2030.
iea.blob.core.windows.net/assets/76ad6... #energysky
October 23, 2025 at 11:39 AM
Good morning with good news: Solar & wind will skyrocket to 37% of China's electricity in 2030 from 18% in 2024.
Add 13% from hydro and China is 50% renewable in 2030.
Add ~5% nuclear and China is ~55% non-fossil fuel electricity in 2030.
iea.blob.core.windows.net/assets/76ad6... #energysky
Add 13% from hydro and China is 50% renewable in 2030.
Add ~5% nuclear and China is ~55% non-fossil fuel electricity in 2030.
iea.blob.core.windows.net/assets/76ad6... #energysky
Good morning with good news: China's coal generation and gas generation fell 5.4% in September 2025. compared to September 2024!
They're down 1.2% in first 9 months of 2025.
Huge wind, solar & battery deployment continues. Hydro & nuclear grow too.
www.reuters.com/business/ene... #energysky
They're down 1.2% in first 9 months of 2025.
Huge wind, solar & battery deployment continues. Hydro & nuclear grow too.
www.reuters.com/business/ene... #energysky
October 22, 2025 at 10:23 AM
Good morning with good news: China's coal generation and gas generation fell 5.4% in September 2025. compared to September 2024!
They're down 1.2% in first 9 months of 2025.
Huge wind, solar & battery deployment continues. Hydro & nuclear grow too.
www.reuters.com/business/ene... #energysky
They're down 1.2% in first 9 months of 2025.
Huge wind, solar & battery deployment continues. Hydro & nuclear grow too.
www.reuters.com/business/ene... #energysky
Cheaper batteries are driving surging global battery storage deployment, which is a key tool to enable wind and solar to generate 50% plus of a nations' electricity.
BNEF forecasts 94 GW of global battery storage deployment in 2025 and 227 GW in 2027, more than 3X 2024 total. #energysky
BNEF forecasts 94 GW of global battery storage deployment in 2025 and 227 GW in 2027, more than 3X 2024 total. #energysky
October 21, 2025 at 1:15 PM
Cheaper batteries are driving surging global battery storage deployment, which is a key tool to enable wind and solar to generate 50% plus of a nations' electricity.
BNEF forecasts 94 GW of global battery storage deployment in 2025 and 227 GW in 2027, more than 3X 2024 total. #energysky
BNEF forecasts 94 GW of global battery storage deployment in 2025 and 227 GW in 2027, more than 3X 2024 total. #energysky