Supply: AGU Advances
Particles in plane exhaust, principally soot, might contribute to modifications within the quantity concentrations and measurement of ice crystals in cirrus clouds, which in flip affect the radiation steadiness within the environment. The lockdown measures throughout COVID-19 compelled world airways to chop flights on a scale that has by no means been seen earlier than, which permits for an unprecedented check of anthropogenic influences on the atmosphere and local weather. Combining satellite tv for pc commentary and mannequin simulation,examined the impact of the lower in plane soot emissions on large-scale cirrus clouds and located that persevering with plane visitors would end result a comparatively small constructive world common radiative impact. The staff discovered that utilizing blended biofuel might additionally result in smaller soot emissions however a fairly small constructive radiative impact. These outcomes have essential implications for understanding how the modifications in plane emission might affect the cirrus clouds and world local weather.
Quotation: Zhu, J., Penner, J., Garnier, A., Boucher, O., Gao, M., Track, L. et al. . Decreased aviation results in elevated ice crystal quantity and a constructive radiative impact. AGU Advances, 3, e2021AV000546.
—Tong Zhu, Editor, AGU Advances