Taking on Climate Change One Bulb at a Time

Jan. 16 (Bloomberg) -- Planet Forward examines Carbon Lighthouse, an engineering firm that is taking on climate change one bulb at a time. (Source: Bloomberg)

Obama Urges Action on Climate Change at Paris Talks
26:46 - President Barack Obama speaks about the need to combat climate change. He speaks in Paris at the opening of the United Nations negotiations for a global agreement on climate change. (Source: Bloomberg)
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