过度紫外线辐射的最严重后果是恶性黑素瘤，如果早期发现，方有高的治愈率。
The most serious consequence of excess UVR is malignant melanoma, which has high cure rates only if detected early.
不过，他承认，即使国际社会在哥本哈根气候峰会达成协议，也可能不足以达标——科学家认为为防止全球变暖最严重后果所需的减排力度。
However, he admitted that even if the international community did reach a deal at Copenhagen, it might not live up to what scientists say is needed to prevent the worst consequences of global warming.
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