In the West, Lightning Grows as a Cause of Damaging Fires, reads the NY Times

4M acres burned in CA, lots more in Oregon, and major fires underway in Colorado, much attributable to lightning on tender dry ground. See this NY Times article :

“According to the U.S. Forest Service’s wildfire database, 44 percent of wildfires across the Western United States were triggered by lightning, but those were responsible for 71 percent of the area burned between 1992 and 2015, the most recent data available.” Read the full article here. Thanks for your reporting, John Schwartz and Veronica Penney.