This article helps you troubleshoot battery life issues on your Samsung Galaxy Tab 3 7.0. Try each of these steps to see if it helps your charge last longer. In Sprint Zone browse the Power Usage Dashboard to learn how your current power settings affect battery life. 1  Access Sprint Zone.  Scroll to and tap My Device.
Sinkholes can also form when the land surface is changed. Areas that have a bedrock made of limestone, salt deposits or carbonate rock are most susceptible to erosion and the formation of such holes.
Economic Effects of Air Pollution. Park visitation is largely dependent on protection of natural and scenic resources that draw visitors to national parks in the first place. Economics provides a means to compare the potential benefits of a policy with its potential costs. Ecosystems in national park areas provide goods and services, such as air purification, nutrient cycling, and recreational experiences, that are vital to human health and livelihood. These goods and services are known as ecosystem services. Air pollutants including ground-level ozone, nitrogen oxides, ammonia, and sulphur dioxide can all have negative impacts on ecosystem services. Recognizing ecosystems as natural assets with economic and social value can help promote conservation and more responsible decision-making.