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Aerial view of farmland, Epping Forest, and the city of London. Landscapes such
/ L* S2 S W! U& h" nas this one produce important ecosystem services, but minor increases in 8 ]5 l' M6 w Z( {* p- t+ {
marketed goods often cause major losses in the value of those services. This
`, l4 [! b# c7 @; Wsituation can be reversed by combining science and economics in a comprehensive 2 `# W% h) U0 K! z/ o) x5 V, P( K
approach to target improvements in the natural environment. See page 45. Photo: Andrew Holt/Alamy
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发表于 2013-7-5 23:31
