"Discusses sexuality and teens, including teen sex, abstinence, birth control, teen pregnancy, sexually transmitted diseases, and sex education in schools"--Provided by publisher.
"Read about global water scarcity and pollution, federal regulations and standards for water quality in the United States, and what you can do to help"--Provided by publisher.
"Readers will learn about air pollution, global warming, indoor air quality, automobiles and air pollution, air quality and public health, and what you can do to help"--
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