What is a major outcome of prescribed burning in forest management?

A major outcome of prescribed burning in forest management is the reduction of underbrush. This practice involves intentionally setting controlled fires under specific conditions to achieve desired ecological benefits. By burning the underbrush, which includes dead leaves, grasses, and other ground-level vegetation, prescribed burning helps to decrease the accumulation of flammable materials. This can lower the risk of uncontrolled wildfires in the future.

The reduction of underbrush also promotes healthier forest ecosystems by allowing sunlight to reach the forest floor, encouraging the growth of desirable plant species, and helping to maintain biodiversity. It can also improve habitat for certain wildlife species by creating openings in the forest canopy. This management technique, when applied correctly, plays a critical role in maintaining the overall health and resilience of forest ecosystems.

The other options are not typical outcomes of prescribed burning. Increased soil erosion could result from poor management practices, but when executed properly, prescribed burning can actually improve soil quality. While it can create temporary disturbances, it typically does not promote forest pests, as many pests thrive in thick underbrush, which prescribed burning effectively reduces. Furthermore, rather than inhibiting plant growth, prescribed burns can stimulate the growth of various plant species adapted to fire.