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Aerial view of farmland, Epping Forest, and the city of London. Landscapes such
* v' M1 h* w8 Q8 f0 v; nas this one produce important ecosystem services, but minor increases in 7 U6 ?+ c' }; L% L( y
marketed goods often cause major losses in the value of those services. This
: K2 x K; e* u, p. T$ jsituation can be reversed by combining science and economics in a comprehensive % Z" Z/ f1 ~" l5 @+ W1 R. g
approach to target improvements in the natural environment. See page 45. Photo: Andrew Holt/Alamy 1 W P- V7 \! w1 S; r4 [( ]. c, z7 K
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发表于 2013-7-5 23:31
