California is burning.

The dangerous fires that have broken out across the state show no signs of stopping, driven by record powerful seasonal winds that are forcing hundreds of thousands of residents from their homes as the flames roar across hilltops and through vineyards. The biggest of them, the Kinkaid Fire in Northern California, is not under control yet and is expected to grow as winds pick up later in the week.

The most disastrous fires in California often occur in the fall. The long, dry summers transform vegetation into the perfect fuel for the annual winds that whip across the landscape.

Frequent fires are part of California’s natural state. Many of its ecosystems, from the chaparral of Southern California to the