منابع مشابه
How Pristine Are China's Parks?
We map and analyse the Human Footprint Index at 1 km scale for 1834 terrestrial Nature Reserves of mainland China. There are fewer, larger, more pristine reserves in the colder, drier, less densely-populated pastoral areas of the north and west; and more numerous, smaller, more heavily modified reserves in the warmer, wetter, more densely populated arable agricultural areas of the south and eas...
متن کاملPreserving Pristine Night Skies in National Parks and the Wilderness
n the American West throughout the latter part of the 19th century, the conquest of the frontier by American industrial culture led to a profound sense of loss among conservation-minded individuals. They mourned the passing of a way of life and of an unspoiled grand landscape that fostered individual freedoms, simple rewards for hard work, and an intimacy with the land that was required for mer...
متن کاملHow active are people in metropolitan parks? An observational study of park visitation in Australia
BACKGROUND Parks are generally an under-utilized resource in the community with great potential to enhance levels of physical activity. If parks are to attract more visitors across a broad cross-section of the population and facilitate increased physical activity, research is needed to better understand park visitor characteristics and how visitors spend their time in parks. The Recording and E...
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ژورنال
عنوان ژورنال: Frontiers in Ecology and Evolution
سال: 2016
ISSN: 2296-701X
DOI: 10.3389/fevo.2016.00136