Reletter
Artwork for Clean Energy Review

Clean Energy Review

Sean Fleming

Writing on how to build a zero-carbon energy system that is safe, reliable, and affordable.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues24Founded6 years agoLast Issue8 months ago
Active

Read this Newsletter

cleanenergyreview.io
Artwork for Clean Energy Review

Latest Issues

How Solar Energy Became Cheap

Solar has gotten remarkably cheap, falling in price by ~92% over the last 15 years and by ~99.8% over the last 50.

This is not news to anyone reading this, and most readers could likely rattle off the high-level drivers of this (e.g., some...

8 months ago
5

Electric Hydrogen becomes a developer

Electric Hydrogen raised almost $800 million to build better hydrogen electrolyzers, not to become mired in permitting and offtake negotiations. Yet on September 8, 2025, they announced their acquisition of Ambient Fuels, a hydrogen project...

8 months ago
4
2

Everything is batteries now

They’re in your home, they’re in your car, they’re quietly taking over.

I am of course talking about batteries.

Because of the dramatic fall in lithium-ion battery prices over the last 10 years, they are starting to show up in all sorts o...

9 months ago
5
1

The end of the beginning

Much has been made of the expected impacts of the ‘One Big Beautiful Bill’ Act on the energy industry in the US. Others have already done the yeoman’s work of articulating the specific changes from the OBBBA (here, here, and here for starte...

9 months ago
2

Biofuels for energy dominance

With the recent change in the US presidential administration, there is significant uncertainty about US energy policy when it comes to ‘green’ technologies like solar, wind, and sustainable fuels (e.g., hydrogen, sustainable aviation fuel)....

a year ago
6
1

Key Facts

Contact Information
Newsletter Author
Number of Subscribers
Find out how many people subscribe to this newsletter.

Audience Metrics

Subscribers, engagement, traffic and sponsorship for Clean Energy Review.

SubscribersMonthly Web VisitsAccepts Sponsors
Estimated Cost per Ad

Authors

The writers behind this newsletter.

  • Sean Fleming

    Building a zero-carbon energy system that is safe, reliable, and affordable.

  • Social

    Frequently Asked Questions

    How can I access the email archive for Clean Energy Review?

    You can find recent issues that have been published by Clean Energy Review on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

    How many subscribers does Clean Energy Review have?

    To see how many people subscribe to Clean Energy Review, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

    How can I advertise in Clean Energy Review?

    Newsletter advertising can be extremely effective when it's done right. Before you pitch Clean Energy Review as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

    Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

    How much does it cost to sponsor a publication like Clean Energy Review?

    Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

    To find out how much an ad will cost, contact Clean Energy Review using the contact information provided and ask for a copy of their media kit.

    How can I find newsletters related to Clean Energy Review?

    Scroll up to where it says Related Newsletters to see other publications like Clean Energy Review. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

    How do I contact Clean Energy Review?

    Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.