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8 de dic. de 2020 · Now, an analysis of high-resolution satellite data from hundreds of California wildfires shows human-caused blazes spread much faster and kill more trees than ones ignited by lightning.
Humans started 80,896 large fires in seasons when lightning-ignited fires were rare. Large human-started fires occurred in locations and months of significantly higher fuel moisture and wind speed than large lightning-started fires.
17 de may. de 2022 · We observe that human-ignited fires start at locations with lower tree cover and during periods with more extreme fire weather. These characteristics contribute to more explosive growth in...
27 de feb. de 2017 · Human-started wildfires were dominant (>80% of ignitions) in over 5.1 million km 2, the vast majority of the United States, whereas lightning-started fires were dominant in only 0.7 million km 2, primarily in sparsely populated areas of the mountainous western United States.
4 de ago. de 2023 · Human ignitions are the predominant cause of wildfire throughout the United States, necessitating wildfire management strategies that consider both the causes of human ignitions and the factors that influence them.
18 de sept. de 2020 · In a newly published study, we show that through activities like debris burning, equipment use and arson, people ignited 97% of home-threatening wildfires in the wildland-urban interface between...
large wildfires caused by human activity are more devastating than lightning-caused fires, and here we hypothesize that this may occur because of an increased probability of human ignition
