German Federal States State office measures highest particulate matter pollution on New Year's Eve , and Elizabeth Wells 2024 January 1 Paid Members Public
German Federal States New Year's Eve fireworks cause a sharp rise in particulate matter pollution , and Christian Meier 2024 January 1 Paid Members Public
German Federal States A breath of fresh air for fireworks , and Alex Stellmacher 2023 December 31 Paid Members Public
