Essays on Yellowstone

Grizzly bear is a subspecies of a brown bear, which can be found in Alaska and Western Canada. Isolated populations of grizzly bears can also be found in northern Idaho, western Montana, in north-western Wyoming and North Cascade Mountains (Washington State). In all ecosystems in which grizzly bears live, they play an important role and significantly affect their functioning. Due to being omnivorous, these bears are included in the food chain at various levels. Despite the fact that the diet of this species is dominated by vegetable food, grizzly bears are the largest land predators in the territories where ...

The Bull Run Watershed aims at collecting the water from nature. The water collected in the lake comes from the melt of the snow and other natural water resources. Until the water reaches the lake, it goes through agricultural production plants and natural sites. The watershed enables the nature to grow in the region, and the people living around find a more comfortable natural environment, as well as the agricultural production plants, have the opportunity to increase their productivity. One can measure the services provided by the watershed by the size of the fields receiving water from the watershed. ...

Grizzly bears were listed in the of endangered species in 1975, because biologists were concerned that they were gradually approaching extinction. Ever since then, their count has increased from 200 to 600-1200 . This recovery of their numbers prompted the U.S Fish and Wildlife Service (USFWS) to take the decision of temporarily eliminating their name from the list. However, in 2009, a federal district court in Montana reversed the delisting, bringing the bears back to their protected status. The judge mentioned apprehensions that the USFWS had failed to consider the reduction in white bark pine nuts . Despite the existence of ...

NATIONAL PARKS

National Parks Introduction Acadia National Park The Acadia National Park is federal parkland located in New England, United States. This national park is made up of mountains, lakes, woodlands, ocean shoreline and so forth. It also includes a small island located to the southwest of Mount Desert Island, and parts of Baker Island, also nearby. This makes up much of the Isle au Haut. A part of the Schoodic Peninsula situated on the mainland of Maine is also included in this park. The national park is the first to be established in the East of the Mississippi River and ...

Management of Bisons

Management of Bisons

Background

Wild animals play a significant role in any economy, since they boost the tourism industry and bring foreign exchange. One such animal that has caused uproar in the history of America is the Yellowstone buffalo, commonly known as bison. Despite its financial value, it has been attributed to be a key agent for the spread of brucellosis, a dangerous disease that affects the production and performance of cattle. Some of the effects of this disease on cattle include infertility, proneness to abortions and poor milk production. This has divided opinions among the stakeholders involved, depending on ...

Introduction:

This paper presents a comprehensive review of the national institute of operational safety and health (NIOSH) health-hazard evaluation report for the Yellowstone national park. The evaluation was initiated by a request by the occupational safety and health (OSHA) for evaluation of the implications to employee’s wellbeing of riding snowmobiles as a means of transport during park patrols.

Ergonomics:

This defines the physical expectations of the users of the snowmobiles in the park during the patrols. The ergonomic evaluation was performed to determine the actual physical dimensions of the snowmobiles. It is pertinent to note that the adjustability of the main components of ...