![Twitter 上的Paul Chatterton:"hi science friends here in Leeds we are trying to visualise what a tonne of CO2 would look like as a cube. we might mount this in a public Twitter 上的Paul Chatterton:"hi science friends here in Leeds we are trying to visualise what a tonne of CO2 would look like as a cube. we might mount this in a public](https://pbs.twimg.com/media/D6HSjNJXoAANGL8.jpg)
Twitter 上的Paul Chatterton:"hi science friends here in Leeds we are trying to visualise what a tonne of CO2 would look like as a cube. we might mount this in a public
![London, UK, 28 Oct 2021 Balloon holding one tonne of CO2 outside the National Gallery in Trafalgar Square. Part of the entertainment put on in Trafalgar Square by the Mayor of London London, UK, 28 Oct 2021 Balloon holding one tonne of CO2 outside the National Gallery in Trafalgar Square. Part of the entertainment put on in Trafalgar Square by the Mayor of London](https://c8.alamy.com/comp/2H3F178/london-uk-28-oct-2021-balloon-holding-one-tonne-of-co2-outside-the-national-gallery-in-trafalgar-square-part-of-the-entertainment-put-on-in-trafalgar-square-by-the-mayor-of-london-for-the-school-holidays-credit-johnny-armsteadalamy-live-news-2H3F178.jpg)
London, UK, 28 Oct 2021 Balloon holding one tonne of CO2 outside the National Gallery in Trafalgar Square. Part of the entertainment put on in Trafalgar Square by the Mayor of London
![PwC_sustainability on Twitter: "This is what one tonne of CO2 looks like. What's your view on #climatechange https://t.co/MhteuqGdWl #ParisAgreement https://t.co/DYEJ8htsEd" / Twitter PwC_sustainability on Twitter: "This is what one tonne of CO2 looks like. What's your view on #climatechange https://t.co/MhteuqGdWl #ParisAgreement https://t.co/DYEJ8htsEd" / Twitter](https://pbs.twimg.com/media/CdxfkPsWEAIqrtO.jpg)