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There have been a lot of stories about climate in the news this week. Here are a sprinkling of the most interesting ones.

Science: Butterflies are vanishing in the western U.S.—but not for the reasons scientists thought

CBS News: Humans, not nature, may be changing Atlantic hurricane cycles

Yale Climate Connections: U.S. dams, levees get D grades, need $115 billion in upgrades

CBS News: Global warming led to ancient mass extinction event, scientists say

Last summer, a white-letter hairstreak was spotted in Scotland for the first time since 1884. BUTTERFLY CONSERVATION