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COVER Clouds pass over Kenya's Lake Magadi, where geologists are ' ^4 u, @! v! g: N) p! W/ x0 m
drilling a core to gather detailed climate data from the ancient lake bed. Data
2 k6 f, ^( f4 P; g4 n( von past climates are vital for researchers seeking to understand how * K6 k5 n! m7 s6 R2 W1 N
anthropogenic climate change will affect Earth?s ecosystems and species,
) _( H1 Y3 n/ E# {1 I* ^. mincluding its effects on infectious diseases and food security. See the special + D4 Y2 A+ C0 I/ _$ @
section beginning on page 472. Photo:
, Y# J1 X( W3 b? Martin Harvey/Alamy
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