Other studies show the
impacts of human disturbance since the 1600's, such as the effects of regional forest clearance and the resulting spread of invasive species.
Abstract To assess the role
of human disturbances in species» extinction requires an understanding of the species population history before human impact.
«Tropical forest degradation has been entirely defined by REDD + programs in terms of highly detectable
forms of human disturbance, such as timber extraction and wildfires.
In a study of New Jersey pine - oak forest, Winfree was surprised to find that bee populations are more abundant and diverse near
sites of human disturbance — where backyard gardens or farm fields add to the range of blossoms available.
Conversely, hawks tend to be strongly territorial,
intolerant of human disturbance, and prefer prey like jackrabbits that occupy similar habitats,» said coauthor and USGS ecologist Kristy Howe, whose masters thesis research with WCS formed the foundation of this study.
The results show this complex interaction chain is maintained by the relative
lack of human disturbance in the better protected parts of the atoll, whereas in regions where native trees have been replaced by human - propagated palm trees, the chain readily breaks down.
Approximately 10 percent of Earth's wilderness has vanished since the 1990s, and it's all
because of human disturbance, a new study suggests.
According to Ferraro, protected areas are frequently located on low productivity lands, a characteristic that reduces the
likelihood of human disturbance even in the absence of legal protection.
«We found that urban hedgehogs had much smaller nightly ranging areas than their rural counterparts — 5 hectares versus 50 [roughly 12 acres versus 120]-- and that they adjusted their activity to
levels of human disturbance,» says Warnecke.
The study further indicates that, with the
effect of human disturbance and lead poisoning removed from the equation, an individual bird that does not successfully integrate into the structure will have reduced survivability.
Part of the lizard group but much smaller are the anoles, the most gregarious of which is the Brown Anole, very common on all Belize's coastal areas, and
tolerant of human disturbance.
Historically, common murres nested on Prince Island, but this colony disappeared nearly a century ago, likely a
result of human disturbance and egg harvesting.