The blanket of wildfire smoke that spread across large parts of the U.S. and Canada in 2023 was a wake-up call, showing what climate change could feel like in the near future for millions of people.
Apocalyptic orange skies and air pollution levels that force people indoors only tell part of the story, though.
As global temperatures rise, fires are also spreading farther north and into the Arctic. These fires aren’t just burning in trees and grasses. New research on the exceptional Arctic fire seasons of 2019 and 2020 points to fires moving into the ground as well.
These underground fires are known as “zombie fires,” and there are a number of reasons to worry about the trend.
First, as the organic-rich Arctic soils dry up because of changing climate conditions, they can burn slowly and release vast amounts of smoke into the atmosphere.
Read more at: Ohio State University
Photo Credit: jkburton via Pixabay