melanis52
melanis52
29.06.2019 • 
Chemistry

3. when did rachel carson begin to see ominous signs of poisons in the environment? 4. what did rachel carson's book, silent spring, alert the world to? 5. what did rachel carson do after she saw ominous signs of poisons in the environment? 6. what did congress do after silent spring alerted the world to the environmental problems caused by pesticides?

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