General Motors is abandoning a legal challenge to California's clean air standards.? ?

通用汽车公司放弃了对加州清洁空气标准的法律挑战？

Now, that's not a surprise since the majority of people who live in areas that do not meet clean air standards are Latinos and Black Americans.

现在，这并不奇怪，因为生活在不符合清洁空气标准的地区的大多数人是拉丁美洲人和美国黑人。

Now, Harvard University studies among Black Americans living in areas like Harlem and the South Bronx, those are communities which do not need clean air standards set by the Environmental Protection Agency.

现在， 哈佛大学对居住在哈莱姆和南布朗克斯等地区的美国黑人进行了研究，这些社区不需要环境保护局制定的清洁空气标准。