庆祝地球日

Former NASA Administrator Charlie Bolden speaks with local students during an Earth Day event, Thursday, April 20, 2023, at Union Station in Washington. The agency’s Earth Day exhibits are a free, public part of yearly celebrations; visitors can participate in hands-on activities and learn about the many ways NASA conducts Earth science.

Image Credit: NASA/Keegan Barber


2023年4月20日,星期四,在华盛顿联合车站举行的地球日活动中,前NASA局长查理·博尔登与当地学生交谈。该机构的地球日展览是一个免费的、公共年度庆祝活动的一部分;参观者可以参与实践活动,了解NASA开展地球科学的多种方式

图片来源: NASA/Keegan Barber

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