CHECK YOUR UNDERSTANDING
Which of the following is a source of renewable energy?
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As a member of the city council in a small town in New Brunswick, you must vote on a new source of energy for your growing community. What should be the first step in determining where the energy will come from?
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Which of the following renewable energy sources contributes the largest proportion of energy worldwide?
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Which of the following is considered one of the most efficient cooling and heating systems?
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What type of energy might you recommend to someone who lives in a remote area with lots of small streams, a rainy season, and a dry season?
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In some parts of the world, women (and children) walk hours in each direction to collect wood as fuel for heating homes and preparing meals. The long walk is necessary because there is no closer source of wood; it has all been harvested. Which of the following technologies do you think would help ease the burden on women AND benefit the environment?
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WORK WITH IDEAS
Describe the characteristics of the five sustainable energy sources presented here. Why are all sources not practical for every location?
Compare and contrast the costs and benefits of energy generated from wind, water, sun, geothermal heat, and biological matter.
Explain the process of harvesting geothermal energy from supercritical fluids as if you are talking to someone unfamiliar with the method. Anticipate in your description questions the person might have, such as “Why can’t we do that here?”
Describe the various types of hydropower. In your description, include information about scale, cost, availability, and environmental impact.