Farmers needed more corn fields and cleared more forest, increasing the cycle of reducing habitat for deer and hogs.

Fragmentation, effectively reduces interior habitat and may lead to the extinction of those species which require interior habitat.

Habitat destruction reduces suitable habitat for foraging, migration, and hibernation.

Efforts are underway to reduce habitat for this species and find other ways to disperse the large numbers of gulls.

This is made worse by invading tree populations as the tree line rises, reducing non-vascular alpine habitat.

Agriculture, livestock use, and other development have reduced habitat to 2% of its former range.

For example, the restoration of a fishery may require reducing temperatures, nutrients, sediments, and improving habitat.

Monoculture has sharply reduced habitat for many species.

Warmer and drier conditions could reduce critical habitat in the refuge and further stress sensitive plant and animal populations.

The area has a history of industrial and agricultural practices, such as coal mining, that have reduced habitat for all wildlife.