《科学》[Science]13年7月5日出版pdf全文

nero1981

6 x; O7 a* a2 {1 ?# b" x2 C" p& X0 Y( o' G
COVER
8 I. i" v2 T9 `4 fAerial view of farmland, Epping Forest, and the city of London. Landscapes such
) }# H3 ]; N& ras this one produce important ecosystem services, but minor increases in & G7 t# |' J8 H. D
marketed goods often cause major losses in the value of those services. This
6 Z( m) ]) Q5 m9 D$ W. \situation can be reversed by combining science and economics in a comprehensive # {4 L3 a% M: ^& r9 M
approach to target improvements in the natural environment. See page 45. Photo: Andrew Holt/Alamy
, f& ~: e  {" N7 {, Z+ f2 v
0 B, v- [3 J# z$ z9 Z: A

游客，如果你要查看本帖隐藏内容请回复

yuheng

谢谢

eley

ding~~~

exin11

thanks for your sharing!

tpwang

回复 nero1981 的帖子; c2 X2 G; W" S0 `
+ T7 s9 g1 q4 R8 ~" `  f6 F/ n: h
thanks

cz200203

thanks9 i: I% @1 E+ d! K" D

懵懂干细胞

谢谢分享

Boas

谢谢楼主分享。

zorro

thanks

MZzhang

谢谢