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The study finds that human-induced warming from burning fossil fuels made peak January Fire Weather Index (FWI) conditions 35% more probable and 6% more intense. It also notes that the dry season has lengthened by approximately 23 days, increasing the overlap between available fuel and the Santa Ana winds. While climate models show varying results on precipitation trends, the overall evidence indicates that climate change has increased the likelihood of devastating fires in the region, with disproportionate impacts on elderly, disabled, and lower-income populations, including Black residents in Altadena.