机构:Sarah DeWeerdt is a freelance science writer in Seattle,
Sarah DeWeerdt
机构:
[1] Sarah DeWeerdt is a freelance science writer in Seattle,
[2] Washington.,undefined
来源:
Nature
|
2016年
/
531卷
关键词:
D O I:
暂无
中图分类号:
学科分类号:
摘要:
Transporting people around the cities of the future is a public-policy challenge, but it's also an opportunity to improve the health of urban populations.