Jan Rosenow's newsletter on the energy transition. Oxford Professor. Energy policy advisor. Energy transition optimist. Cutting through the noise to show how the clean energy future is possible.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
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| Issues | 31 | Founded | 6 months ago | Last Issue | 6 days ago |
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janrosenow.substack.comLatest Issues
Heat pumps and EVs cut emissions, even on a gas-only grid
Heat pumps and electric cars cut emissions even when every extra kilowatt-hour comes from a gas power station. Yet some claim that we should wait with electrification until the grid is clean. In March, David Dunstan and Alan Drew published...
Could industrial overcapacity help us manage the grid?
Industrial overcapacity is a situation where industrial production capacity exceeds the demand. This means much of it sits idle. From an economic efficiency perspective industrial capacity would be expected to match the required capacity to...
The solar boom outrunning the grid
In the summer of 2025, solar became Pakistan’s single largest source of electricity, generating around a quarter of the country’s power during peak months. A decade earlier, solar was contributing less than 1 percent to electricity generati...
What is an electrostate?
Bahrain runs more of its economy on electricity than the United States does. China still made almost sixty per cent of its electricity from fossil fuels in 2025. Norway’s wealth rests on exporting oil and gas. Pakistan electrified largely b...
The problem with "just build solar and batteries"
“Just build solar and batteries!” I read a version of this every week on social media. It usually it comes from someone who means very well. The problem with such statements is that they promise a simple solution which does not exist to a p...
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Oxford Professor. Energy policy advisor. Energy transition optimist. Cutting through the noise to show how the clean energy future is possible.
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