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It moves from wampum production, which is not readily associated with ecological change, to the inland fur trade, so important to European and Native American societies in the seventeenth century, and the over-hunting of beaver, which then had profound ramifications for Native and European societies as well as the environment surrounding Narragansett Bay.
The area contains many unique endangered species due to over-hunting, habitat loss and competition with livestock.
Because of over-hunting by whites, it has been estimated that the total herd of bison in America was down to a few hundred by the 1880s.
The students, said the UAEU official, will be introduced to a number of the zoo's endangered species due to over-hunting, habitat loss and persecution and will be given an overview of the challenges faced when reintroducing such species into their natural habitats.
Traditional explanations--long-term climate change, or over-hunting by the prehistoric "Clovis people" who appeared in western North America around 13,000 years ago--receive only brief attention.
State and federal biologists focused on increasing the squirrels' distribution by establishing additional populations within its historic range, and officials closed the hunting season to reduce the threat of over-hunting. Several private citizens owning large farms played a key role in these efforts.
Because of over-hunting by whites, it has been estimated that the total herd of bison in America was down to a few hundred by the 1880s, so it was heartening to see some of the 1,500 bison in the Custer State Park in South Dakota's Black Hills - one of the largest publicly owned herds in the world - and even more in the Yellowstone National Park.
However, their numbers have plunged throughout the Gulf because of over-hunting and loss of habitat.
The causes for its extinction in the wild include over-hunting.
A collapse of the fur trade, the economic collapse of the Great Depression, the scarcity of food animals because of over-hunting, the growing dependency on government and the reduction of relief payments in the name of austerity and restraint had led to much hardship.
"Increasing pollution, deforestation, over-hunting, overgrazing, over-fishing, water logging, salinity and desertification have emerged as the rising challenges to this planet.
Muhammad Rafiq also spoke on the occasion and highlighted the significance of the Biodiversity and various threats to it including pollution, deforestation, over-hunting, overgrazing, over-fishing, water logging, salinity and desertification.
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