ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Despite recent estimates that the Earth's ecological systems are worth about US$33 trillion annually, the comparatively low cost of maintaining the biological diversity that underpins these services is ignored. This cost, which we examine below, continues to go unmet by governments and foreign ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/43774
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