The IPCC (Intergovernmental Panel on Climate Change)
Published: June 2021
Updated: August 2021
The Shape of Net Zero (2): Alternative Energy
The good old days
This post is the second in the series ‘The Shape of Net Zero’. The series is based on an understanding that we cannot simply switch out one source of energy (fossil fuels) with another (wind, solar, nuclear and others) and carry on with Business as Usual. We need to consider the following parameters to do with a switch in the basics of our energy supply.
The Renewable Energy Paradox
Renewable Energy. M.C. Escher's Waterfall (1961)
The Paradox
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Renewables are growing faster than other sources of energy.
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The fraction of energy provided by renewals is declining.
Safety Moment #81: Process Safety Fundamentals
The material in this Safety Moment has been moved to The Principles of Process Safety Management.
Hard Times for These Times
Story-Telling
Most of the people reading posts such as this are aware that earlier this month the IPCC issued an alarming report on climate change that should make society change its ways. Failure to do so could lead to catastrophe and a possible breakdown of civilization within just 20 years. Yet nothing happened; the report changed almost nothing. It was just a blip in the torrent of news that we face every day.
Safety Moment #94: Fault Tree Analysis
This post has moved to https://netzero2050.substack.com/p/fault-tree-analysishttps://netzero2050.substack.com/p/fault-tree-analysis.
Copyright © Ian Sutton. 2023. All Rights Reserved.
Safety Moment #97: Stairways and Ladders
An updated version of this page is available here.

Copyright © Ian Sutton. 2024. All Rights Reserved.
Safety Moment #69: That Would Be Telling
The Kletz Legacy
One of the founders of the process safety discipline was Trevor Kletz (1922-2013). Probably his best eulogy is also the simplest, "He saved lives."
As we reflect on Trevor's contributions it is clear that one of his greatest gifts was that of telling stories. He wrote extensively on technical topics such as hazards analysis and inherent safety, but he is probably best remembered for his story-telling books such as Learning from Accidents and What Went Wrong? Human beings learn best from stories and Trevor knew it.