What natural feature can significantly influence wildfire behavior by funneling winds?

The presence of chimneys, which are typically narrow and steep-sided natural features, can significantly influence wildfire behavior by funneling winds. This phenomenon occurs because the constricted shape of a chimney can accelerate airflow, creating higher wind speeds that may enhance flame spread and intensity. As winds are funneled through these features, they can carry embers over greater distances and contribute to the rapid spread of fire in areas surrounding the chimney.

In contrast, valleys may also channel winds but are generally broader, which can lead to more variable wind behaviors. Plateaus offer flat terrain that doesn't effectively concentrate wind flow the way chimneys do. Meadows, being wide-open spaces with little elevation change, do not create any wind funneling effect, resulting in less influence on wildfire behavior. Understanding these features helps wildfire mitigation specialists predict fire movement and plan effective response strategies.