1
The world has probably passed peak pollution
Millions die prematurely from local air pollution, but we can reduce this number significantly.
Sustainability by Numbers
Using data and research to understand what really makes a difference. Click to read By the Numbers, by Hannah Ritchie, a Substack publication with tens of thousands of subscribers.
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2
Can solar and wind power Britain? An update of David MacKay's numbers
These technologies have developed a lot since 2008. Should we be any more optimistic about their potential to power Britain?
3
Eliminating contrails from flying could be cheap
Could we halve aviation's climate impact at a fraction of the cost of sustainable aviation fuels?
4
How much do electric car batteries degrade?
Many electric cars will still have more than 80% of their initial capacity after 200,000 miles.
5
China is building more coal plants but might burn less coal
China is adding more coal capacity, but its plants are running less often.