Tag Archives: existential threat

The Nobel Laureate Assembly Declaration for the Prevention of Nuclear War

Preface. Below is the declaration of the Nobel Laureate Assembly for the Prevention of Nuclear War from a three-day gathering in Chicago of 20 Nobel laureates and 60 leading nuclear experts, aimed at creating recommendations for policymakers and leaders to … Continue reading

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Environmental effects of nuclear winter

Preface.  This post is a summary of what I thought interesting and important from this 2025 National Academy of Sciences report “Potential environmental effects of nuclear war.” Unlike other nuclear winter papers reviewed in energyskeptic, the National Academy does not … Continue reading

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The 10th planetary boundary: Salt

Preface. In 2009, Johan Rockström proposed that there were nine planetary boundaries we must not cross.  In 2023, Richardson et al found that 6 of the 9 boundaries had been transgressed: Climate change CO2 and radiative forcing, Biosphere integrity, land … Continue reading

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Toxic chemicals threaten health, reproduction, cause cancer, diabetes

Preface.  This post could have thousands more entries, but devoting energyskeptic to the tens of thousands of chemicals that are legally polluting our environment would be a full-time job. However scary the transition from fossils back to wood world may … Continue reading

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