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- 积分
- 17983
- 威望
- 17983
- 包包
- 26159
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COVER Clouds pass over Kenya's Lake Magadi, where geologists are / }. X7 j9 M: B7 }1 L+ p
drilling a core to gather detailed climate data from the ancient lake bed. Data 0 i- @5 V) W/ F
on past climates are vital for researchers seeking to understand how 5 n0 |% A% {9 @2 w/ u8 X/ w0 u
anthropogenic climate change will affect Earth?s ecosystems and species, 0 Q# |" O9 ?# Z4 c" q& z
including its effects on infectious diseases and food security. See the special " c5 l1 M$ @$ N0 ]) F1 A9 @/ j
section beginning on page 472. Photo:
5 y( p7 |$ [1 y$ L5 Z? Martin Harvey/Alamy * s7 x* e; [& a' f/ t
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