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, [. q0 P7 v1 Y, Q7 `COVER
" y. f: \- m( r4 a5 h* MAerial view of farmland, Epping Forest, and the city of London. Landscapes such
6 q. ~6 r( h8 [ E7 Q" u9 has this one produce important ecosystem services, but minor increases in
# {* l/ M/ [/ [% [0 H; j8 e0 Dmarketed goods often cause major losses in the value of those services. This
5 |; Y3 w$ G# e2 Z! l0 [situation can be reversed by combining science and economics in a comprehensive - a+ r8 J C- s( W) Z
approach to target improvements in the natural environment. See page 45. Photo: Andrew Holt/Alamy - h1 }1 V4 P1 u" s0 x) k5 v4 U
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发表于 2013-7-5 23:31
