改变反射率是开放、透明和国际化的研究措施 — — 这正是美国所擅长的措施 — — 的必不可少的技术，因此，这是严重的失败。
Given that albedo modification is the kind of technology that necessitates an open, transparent, and international research effort – precisely the kind of effort in which the US excels – this is a serious failing.