Timber Mobilities: The Ecological Future Of Our Mobilities – Vincent Callebaut ArchitecturesVincent Callebaut Architectures: The mobility of the future will be more diverse, smarter, more shared, cleaner and greener. Cities must again be there for people, not cars, protecting the environment.The fact that the transport sector is globally responsible for the largest share of CO2 emissions in the world, 24%, and that each motorist spends an average of 90 hours a year in traffic jams shows that things cannot continue like this. 52% of mobility in the world’s major cities is still done by car.