Over the past few months I have been deeply involved with my colleagues in the Shell Scenario team preparing a new scenario that illustrates a …
Category: Greenhouse gases
Drivers behind flattening CO2 emissions
The International Energy Agency (IEA) recently reported that carbon dioxide emissions from energy use remained flat in 2016, the third year in a row. This …
Another momentous step?
Following the ICAO deal to offset the global growth in aviation emissions and the Paris Agreement passing the 55 / 55 criteria for entry into …
Debating the global temperature goal
Within the Decision Text supporting the Paris Agreement, paragraph II.21 calls on the IPCC as follows; 21. Invites the Intergovernmental Panel on Climate Change to …
Where are we now?
Last week I presented a simple analysis of the temperature data over the last 50+ years which showed that there was good reason to think …
The cost of contributions
The process of national governments submitting Intended Nationally Determined Contributions (INDCs) to the UNFCCC is well underway, with a number of developing and least developed …
How should national contributions be measured?
The last days of March have seen the start of submissions of Intended Nationally Determined Contributions (INDCs) to the UNFCCC. The United States, Switzerland, European …
Getting to net-zero emissions
It is looking increasingly likely, but not a given, that a reference to global net-zero emissions or even a specific goal to achieve net-zero emissions …
Reflections on the IPCC Synthesis Report
The release of the IPCC 5th Assessment Report Synthesis document on Sunday was a useful reminder of the wealth of measurements, observations and science behind …
