VOA慢速英语:许多孩子把对地球的爱带回学校

emission – n. the act of giving off; something that is given off

internship – n. a program for a student or recent graduate who works for a period of time at a job in order to get experience

sustainability – n. the act of using methods that do not completely use up or destroy natural resources

pantry – n. a room or closet used for storage (as of provisions) or from which food is brought to the table

passion – n. intense, driving, or overmastering feeling or conviction

petition – n. a formal written request made to an official person or organized body such as a court