They have their own community, actually, but it's not too far from here to walk, though the path is a bit overgrazed.

The spread of these species is most likely due to overgrazing.

The result of all these various changes has been serious overgrazing and environmental degradation.

Long-term overgrazing and fast population growth have made the problem worse.

In recent years, as the pastoral population rose to some 90,000 people, overgrazing has increased.

It may also be impacted by overgrazing in the area.

Overgrazing can also lead to the degradation of the soil.

Soil erosion as a result of overgrazing is a growing problem.

The weight of scientific evidence, they argue, shows that the range is not overgrazed.

Land clearing and overgrazing result in the degradation of a community.

Overgrazing is a large problem and another cause of desertification.

Threat from overgrazing by the domestic livestock is ever present.

Therefore, certain steps should be taken to prevent overgrazing by cattle.

However, due to overgrazing, the dairy industry declined in the 1970s.

However, overgrazing and the expansion of agricultural land could cause this area to increase.

It was believed to have become extinct in the early 1950s as a result of overgrazing.

Authorities say the animals threaten other local species through overgrazing.

However it is thought to be declining on the mainland because of overgrazing.

It is threatened by habitat loss due to fire and overgrazing.

This generally leads to overgrazing and degradation of the land.

For example, they might be overgrazed by livestock and urban development in nearby areas.

By 1912, however, much of the land was overgrazed.

The reasons given for the policy was overgrazing of the reservation by livestock.

There is no government in the world that can just let an area so important to conservation to be wasted away by overgrazing.

Some have argued that the species' range is expanding due to overgrazing.