Readers reply: If all car tyres were filled with CO2, would this cut atmospheric carbon significantly?

The long-running series in which readers answer other readers’ questions considers a change that might help the environmentThis week’s question: Would equal pay create a better society?If all the vehicles on the planet had their tyres pumped up with CO2, would this lock up enough carbon to lower the amount in the air significantly? Would there be other issues, such as the carbon cost of trapping it all into the tyres? Chris Coldwell, LancasterSend new questions to [email protected].