James Hansen: What Makes A Scientist Take A Stand?
When James Hansen spoke up about climate change in the 1980s, he risked the loss of his job and reputation. But, he says, it was worth it — because he could not be silent about something so important.
Đọc thêm tại NPR
at April 7, 2017 at 07:59PM
Health & Science
Thứ Sáu, 7 tháng 4, 2017
Đăng ký:
Đăng Nhận xét (Atom)
0 nhận xét:
Đăng nhận xét