Acknowledgements

These stories come to life thanks to the people who generously donated their voices to support the cause of cleaner air and a healthier environment – Irina Kotseva, Boyan Georgiev, Lora Bakardzhieva, Ivo Ivanov, Yoan Ivanov, Veselin Kalanovski, Yavor Marichkov, Dana McKelvey, and Samuel Porso.