Guardian Pollution

CO2-Filled Tyres Would Lock Negligible Carbon; Production Costs Likely Offset Benefits

The long-running series in which readers answer other readers’ questions probes an intriguing scientific question in relation to the climate emergency Readers reply: Is it inevitable that consumerism will literally fill up the planet? If all the vehicles on the planet had their tyres pumped up with CO 2 , 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, Lancaster