Social Studies

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Why Only 9 Countries Have Nuclear Weapons | Above the Noise

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North Korea has been making headlines recently, mostly due to its nuclear weapons. In early January, the country’s leader, Kim Jong-un, boasted of his ability to reach the U.S. with nuclear-armed missiles. Then in March -- in an apparent 180 -- he told South Korean officials that he would be willing to negotiate with the U.S. to completely denuclearize. What are the rules that govern who has nukes and who doesn’t? And why do some countries maintain huge nuclear arsenals, while many other countries don’t have any nukes? Joe Hanson of It's OK to Be Smart joins host Myles Bess to investigate.

Growing Energy

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Discover how Brazil's innovative fuel usage provides an argument for alternative fuels.

Energy for a Developing World

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In this video, meet an entrepreneur who is bringing solar energy to Bangladesh. Since 1976, Muhammad Yunus has been dedicated to fighting poverty and empowering women in Bangladesh and the world. He recognizes the importance of energy as a factor in economic growth for the poor people of Bangladesh. In 1996, Yunus started Grameen Shakti, a not-for-profit company, to promote, develop and popularize renewable energy technologies in remote areas of Bangladesh. By focusing on solar, biogas, and other forms of renewable energy, Grameen Shakti sees a future where rural households will have access to reliable, environmentally friendly energy at affordable costs.

Colorado Towns Struggle for Control over Fracking | PBS Newshour

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Update your students on the controversy surrounding fracking with this video and educational materials from PBS NewsHour from September 8, 2014. We suggest using the interactive website ExploreShale.org to engage and support student learning about process of fracking. Check out more teaching resources at PBS NewsHour Extra