What is habitat fragmentation, and why is it a concern for forests?

Habitat fragmentation refers to the process where large, contiguous habitats are divided into smaller, isolated patches, often due to human activities such as urban development, agriculture, or road construction. This division can severely threaten biodiversity, as many species rely on extensive, uninterrupted areas for their survival. Smaller patches can support fewer individuals and may not contain all the necessary resources for species to thrive, leading to decreased populations and, in some cases, local extinctions.

Fragmentation can also hinder animals’ ability to migrate to find food, mates, or suitable habitats, which can further reduce genetic diversity. Additionally, the edges created by fragmentation can expose species to new predators or increased competition, thus impacting the ecological balance. The loss of connectivity between habitats can disrupt ecological processes, making it a significant concern for forest management and conservation efforts.

Therefore, the concern surrounding habitat fragmentation is primarily due to its detrimental effects on biodiversity, which is accurately captured in the correct choice.