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Receiving the Unwin Award
And you can get my book for 99p on Kindle for all of May!
Apr 29
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Hannah Ritchie
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Are only one-third of Britain’s railways electric?
Which countries are the leaders and laggards on rail electrification, and why should we care?
Apr 27
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Hannah Ritchie
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An end to cervical cancer is possible
And some countries are already on track to do so.
Apr 13
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Hannah Ritchie
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Most Popular
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What's the carbon footprint of using ChatGPT?
May 6, 2025
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Hannah Ritchie
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What’s the impact of artificial intelligence on energy demand?
Nov 18, 2024
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Hannah Ritchie
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Five(ish) charts that give some context to Venezuelan oil
Jan 5
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Hannah Ritchie
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What's the carbon footprint of using ChatGPT or Gemini? [August 2025 update]
Aug 21, 2025
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Hannah Ritchie
212
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Why are solar panels and batteries from China so cheap?
May 15, 2025
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Hannah Ritchie
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Eliminating contrails from flying could be incredibly cheap
Oct 7, 2025
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Hannah Ritchie
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The UK is cutting its aid budget to the lowest level in decades
After pledging to increase the budget to 0.7% of GNI, the government is cutting it to 0.3%.
Apr 1
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Hannah Ritchie
130
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Technology can cut plane contrails by two-thirds. Getting airlines to use it isn't so easy
Flights that followed an avoidance path cut contrails by almost two-thirds. But getting dispatchers and pilots comfortable with these routes will be…
Mar 23
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Hannah Ritchie
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Will Africa still be energy-poor in 2050?
Projections suggest that electricity consumption across the region will still be incredibly low decades from now.
Mar 17
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Hannah Ritchie
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Does China have a huge electricity advantage over the United States?
China uses most of its electricity for industry, while the US consumes it in households and commercial services.
Mar 5
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Hannah Ritchie
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Does that use a lot of energy? [Update]
An interactive tool that lets you compare the energy consumption of various products and activities.
Mar 3
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Hannah Ritchie
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My book is published in the US today, and I'm shortlisted for the Unwin Award
Three things for today.
Feb 17
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Hannah Ritchie
193
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Does that use a lot of energy?
An interactive tool to get a sense of scale for energy consumption.
Feb 16
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Hannah Ritchie
235
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