Fereidoon Sioshansi, Author at Renew Economy

Fereidoon Sioshansi

Contributor

Fereidoon Sioshansi is head of California-based Menlo Energy Economics. He publishes a monthly newsletter EEnergy Informer.

Commentary

Not counting Co2: “We know what is happening and what needs to be done. Only you know if we did it.”
Pretending that unpleasant facts do not exist, or don’t matter, is not going to make the problem go away.
Fereidoon Sioshansi

Sep 18, 2025

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Commentary

The abdication of the EPA, and the giant gift to fossil fuels
Trump is now stopping all domestic efforts to address climate change – as if it did not exist, and even if it did, it did not matter. The defenestration of the EPA is just the latest.
Fereidoon Sioshansi

Aug 31, 2025

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Climate

What to do with the inconvenient truth? Destroy the evidence, and pretend it doesn’t exist
When it comes to climate change and atmospheric research, the Trump Administration prefers alternative facts to the ones they do not like.
Fereidoon Sioshansi

Aug 28, 2025

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Commentary

Is there a better way to serve retail customers? How about a smaller and cheaper grid connection
Hapless customers have had to pay for an expensive grid design that has delivered a lot of capacity that sits idle most of the time. There is a smarter solution.
Fereidoon Sioshansi

May 23, 2025

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Commentary

What comes after microgrids? Energy parks based around wind, solar and storage
Co-locating renewable generation, load and storage offers substantial benefits, particularly for manufacturing facilities and data centres.
Fereidoon Sioshansi

Dec 31, 2024

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Commentary

Will solar succeed where nuclear failed and become “too cheap to meter”?
First uttered in 1954 in reference to the potential of nuclear, the phrase “too cheap to meter” became a bit of a joke. Now, with solar at 1.3 cents/kWh, could it have a new life?
Fereidoon Sioshansi

Nov 18, 2024

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Commentary

Cheaper, more reliable, more efficient: It’s time to consider a bottom-up clean energy transition
Decentralised energy means small is cheaper, more efficient, more reliable and far more resilient. But incumbent utilities don’t want to change their ways, and regulators appear unwilling to change the rules.
Fereidoon Sioshansi

Nov 14, 2024

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Commentary

Batteries come of age, and are now doing the heavy lifting around the solar duck
Falling costs and rapidly increasing scale means that big batteries are doing the heavy lifting at crucial points for the grid, particularly around the solar duck curve.
Fereidoon Sioshansi

Nov 13, 2024

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Very late and over budget: Why newest large nuclear plant in US is likely to be the last
After years of delays and cost over-runs, the US has finally opened its newest large scale nuclear unit, using the design favoured by Peter Dutton. Here’s why it could be the last the US ever builds.
Fereidoon Sioshansi

Jun 20, 2024

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Policy & Planning

The promise and peril of CCS – a technology that must be viewed with extreme skepticism
CCS is as promising as nuclear fusion, and possibly just as farfetched to be practical, economic and on a scale that would make a difference.
Fereidoon Sioshansi

Jan 17, 2024

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Renewables

It’s official: California must clip peak demand as it wrestles with solar duck
California’s grid demonstrates that the need for clipping peak demand while absorbing the mid-day glut of renewables has never been more pressing.
Fereidoon Sioshansi

Jun 27, 2023

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Commentary

California duck curve now a canyon as grid load vanishes in the midday sun
The problem of net negative load during the day and steeper evening ramps is becoming stark in California. More storage is needed,
Fereidoon Sioshansi

May 15, 2023

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