Fossil Fuel Industry newsletters

NewsletterFIT tracks 5 newsletters that cover Fossil Fuel Industry as a primary topic, 3 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are HEATED (143K), Earth.Org (32K) and The Energy Mix Weekender (2K). Brands detected sponsoring these newsletters recently include Delta.

Updated Oct 31, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    HEATED143K subscribers

    SubstackEvery two weeks · last post 16 days ago

    Likely audience: Environmental activists

  2. 2
    Earth.Org32K subscribers

    SubstackEvery two weeks · last post 13 days ago

    Likely audience: Environmental activists

    Sponsors detected: Delta

  3. 3
    The Energy Mix Weekender2K subscribers

    SubstackEvery two weeks · last post 12 days ago

    Likely audience: Environmental activists

  4. 4
    The Tragic Optimist4K subscribers

    Substacklast post Apr 22, 2026

    Likely audience: Climate activists

  5. 5
    Green & Salty—

    Substacklast post Dec 18, 2023

    Likely audience: Environmental activists

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