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The control of fire by early humans was a critical technology enabling the evolution of humans. Fire provided a source of warmth and lighting, protection from predators (especially at night), a way to create more advanced hunting tools, and a method for cooking food. These cultural advances allowed human geographic dispersal, cultural ...
Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. [1] [a] At a certain point in the combustion reaction, called the ignition point, flames are produced.
About 95% of fires in California are caused by humans, whether through an intentional act of arson, a downed power line, or a backyard barbeque party or fireworks celebration gone awry, Cal Fire ...
The causes that sparked the fires are under investigation, and the scientists noted that because there are no natural ignition sources this time of year, the fires were almost certainly started by ...
In Yellowstone, human-caused fires average between 6 and 10 annually, while 35 wildfires are ignited by lightning. [ 19 ] [ 22 ] Some researchers, as well as some timber companies and private citizens, understood that fire was a natural state of affairs in many ecosystems.
As humans continue to heat up the world with fossil fuel pollution, scientists warn these kinds of fires will only become more common. The past several years have brought some of the United States ...
However, human influence caused an increase in fire frequency. Dendrochronological fire scar data and charcoal layer data in Finland suggests that, while many fires occurred during severe drought conditions, an increase in the number of fires during 850 BC and 1660 AD can be attributed to human influence. [ 297 ]
The Palisades Fire, the biggest and most destructive wildfire in Los Angeles history, has “human origins” as a likely cause, according to a new report. Authorities investigating the cause of...