Unlabeled

Natural causes' share of US wildfires by final size, 1992–2024

People start 85% of US wildfires with a known cause. Among those that reach 100,000 acres, natural causes start 77%.

What does this axis measure?
What does this axis measure?
Natural causes' share of US wildfires by final size, 1992–2024: 11 points, a line chart.
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Natural-caused fires (%)
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Fire size (acres)
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The data: 11 points
Fire size (acres)Natural-caused fires (%)
1.7788.1
5.6239.5
17.7811.1
56.2314.9
177.822.5
562.333.2
1,77845.9
5,62358.8
17,78067.2
56,23072.2
177,80076.5
Source
USDA Forest Service: Short, K. C. (2026), Spatial wildfire occurrence data for the United States, 1992-2024 [FPA_FOD_20260615], 7th ed., Forest Service Research Data Archive; shares by size calculated by Unlabeled
Licence
U.S. Government-funded data, usable without additional permissions or fees; citation required
Read
2026-11-06
Drawn
11 points as the puzzle showed them · line · log scale
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