Causes & Solutions for Air Pollution, Climate Change, & Energy in Environmental Science, Exams of Nursing

Download Causes & Solutions for Air Pollution, Climate Change, & Energy in Environmental Science and more Exams Nursing in PDF only on Docsity! 1 2 You passed this Milestone 20 questions were answered correctly. 4 questions were answered incorrectly. Which of the following is an effect of ozone layer depletion? • Levels of lead, radon or asbestos increase. • Bodies of water become acidic, disrupting ecosystems. • There is an increased rate of skin cancer. • Emphysema, asthma and bronchitis are more prevalent. CONCEPT Impacts of Air Pollution What increasing greenhouse gas is of particular concern because it is so potent? 1 2 3 CONCEPT Causes of Climate Change Current climate change is occurring because . • Carbon dioxide • Ozone • Methane • Nitrogen 5 7 Cassie pulled the boat onto the ice and adjusted its sails. Once she got started she would be able to steer, change direction and control her speed with a few twists of the ropes. Giving the boat a mighty heave across the ice, Cassie jumped in. What kind of energy will Cassie use to power the boat? • Hydroelectric • Wind • Geothermal • 6 8 9 CONCEPT Renewable Energy Although nuclear energy is not based on fossil fuels, why is it considered a non-renewable energy source? CONCEPT Non-Renewable Energy Choose the true statement about sources of air pollution in the United States. Solar • It can only be used for brief periods of time without causing environmental damage. • It is not a process that occurs naturally on the planet. • It takes hundreds to thousands of years to break down its byproducts. • It is dependent on a limited, mined mineral. 7 10 CONCEPT Air Pollution • Air pollution levels remain fairly consistent across the country. • Natural sources contribute over half of air pollution emissions. • Lead in the atmosphere is the result of refrigeration and using aerosol sprays. • Mobile sources are non-point sources of air pollution. 10 CONCEPT Non-Renewable Energy Renewable Energy Energy • Renewable energy is often called “green,” “clean” or “sustainable” energy. • Approximately 90% of global energy comes from renewable sources. • Non-renewable energy sources are mostly made of carbons. • Non-renewable energy sources will eventually be depleted or prohibitively costly to retrieve. 11 15 Which of the following statements about human impact on the environment is true? CONCEPT Human Impacts & Solutions Efforts to reduce pollution are part of the sustainability movement. Choose the item that is NOT a goal aimed at reducing pollution. • Monitoring and control disease-related pollutants • Creating policies that limit the number of children families can have • Controlling erosion so that soil doesn’t flow into waterways • Growing crops without the use of pesticides and fertilizers 14 • Pesticides and fertilizer use permanently destroy the soil. • Urban development is less damaging to the environment than agriculture. • All environmental issues are worsened by a growing population. • Most environmental issues are separate issues and do not affect one another. 12 16 CONCEPT Sustainability and Solutions Industry, forestry and energy production are top sources of greenhouse gases. Of the remaining sources listed below, which produces the greatest amount of greenhouse gases? • Water and wastewater 15 20 CONCEPT Risk Jake is a newly hired office manager. One of his goals is to address environmental issues, and he immediately establishes the following office policies. Choose the one that is the least effective. • Using heating and air conditioning only when people are in the office • Installing new computers to increase productivity • Turning off all office machinery at the end of each day • Following the “recycle, reuse, reduce” philosophy at work and at home 16 21 22 CONCEPT Looking Forward The Clean Air Act of 1970 established all of the following EXCEPT a requirement that . CONCEPT Efforts to Address Air Pollution Choose the action that is NOT associated with the sustainability movement. • the EPA list harmful pollutants • state governments monitor air pollution levels • the EPA set performance standards for industrial pollution • automobil manufacturers reduce emissions 17 23 CONCEPT Sustainability and Solutions • A homeowner tends trees in his yard to ensure they will provide maximum benefits for future generations. • A restaurant in a large U.S. city imports truffles from France to support international trade. • A farmer replaces aging water infrastructures on his farm to ensure long- term access to safe drinking water. • A young woman finds a place to live very near to her downtown office building and walks or cycles to work each day.