Protein—such as pork, beef, chicken and eggs—is similar to dairy, Sophie says. The next time you're at the butcher, check to see if organic meat is an option. "Again, some conventional farmers use these growth hormones and antibiotics," Sophie says
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Silent Spring author Rachel Carson's passionate cry for the protection of the natural world remains a must-have for anyone who loves the Earth.
On the 40th anniversary of Earth Day, journalist Simran Sethi reflects on what it really means to be an environmentalist.