Feature: Earth Day 2012
Posted on April 2nd, 2012 by Mary Lord
For more than four decades, people around the world have celebrated Earth Day on April 22. This year’s organizers hope to mobilize 1 billion individuals to raise awareness about environmental issues and sustainability. Already, some 815 million have pledged to reuse water bottles, organize events, and perform other “Acts of Green.”
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Tags: Actos of Green, April 22, Earth Day, Earth Day 2012, Environmental Engineering, environmental protection, Environmental science, Pollution, Sustainability
In this lesson from the California Academy of Sciences, students study the effects of pollution upon human health and consider how we can protect ourselves from the effects of carginogens. They build a lung model to learn how their lungs and diaphragm work to make them breathe. The lesson features a demonstration on how incomplete combustion of fossil fuels releases particles into the air that can harm humans.
