Sent_en: 2zh Kerry continued the theme of environmental conservation and change by topping off his statement by reminding the crowd of first Earth Day and how it lead to the creation of the Clean Air Act, Clean Water Act, Endangered Species Act and the Environmental Protection Agency and it noted it happened because of people's actions.
Sent_yy: 凯瑞继续阐述环境保护与变化的主题，并在结论中提醒听众，是人类的行动创造出第一个地球日，并由其导向清洁空气法案、清洁水法案、濒危物种法案和美国环境保护署的成立。