《科学》[Science]13年7月5日出版pdf全文

nero1981

1 c& q# L. e( Z7 B8 ~
: \  X3 j. x! o7 c( A( hCOVER
. G! C7 Q; _% h3 m* S8 z3 {+ l1 bAerial view of farmland, Epping Forest, and the city of London. Landscapes such " e: X/ s: z  ], S- a: V
as this one produce important ecosystem services, but minor increases in
; D8 U# p8 t. i7 e# t+ Cmarketed goods often cause major losses in the value of those services. This
; r4 `: R7 F8 \: \situation can be reversed by combining science and economics in a comprehensive , ^# E$ `8 L, m! y8 v3 _( A
approach to target improvements in the natural environment. See page 45. Photo: Andrew Holt/Alamy 6 d/ Q/ H% U3 _0 k4 u4 K
: E& V( J4 V9 [; V

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
1 V) z+ U. h0 b+ z2 [0 q2 r
( d+ P( H6 m9 g. Pthanks

cz200203

thanks2 Q5 @: e' f. X7 R. v# j' m1 Q& M6 }

懵懂干细胞

谢谢分享

Boas

谢谢楼主分享。

zorro

thanks

MZzhang

谢谢