Technical Comments

Comment on “Planetary boundaries: Guiding human development on a changing planet”

+ See all authors and affiliations

Science  12 Jun 2015:
Vol. 348, Issue 6240, pp. 1217
DOI: 10.1126/science.aaa9629

You are currently viewing the abstract.

View Full Text


Steffen et al. (Research Articles, 13 February 2015, p. 736) recently assessed current global freshwater use, finding it to be well below a corresponding planetary boundary. However, they ignored recent scientific advances implying that the global consumptive use of freshwater may have already crossed the associated planetary boundary.

View Full Text