Sandra regularly contributes essays and chapters to edited volumes. Here is a short selection of recent contributions:
What’s Your Water Footprint?
The average American lifestyle is kept afloat by nearly 2,000 gallons of H2O a day—twice the global average.
Figure out your water footprint, then pledge to dry it out, joining other nationalgeographic.com users who have already committed to saving thousands of gallons.
The more we save, the more water we leave for healthy ecosystems and a sustainable future. (Duck illustration: Robert Zimmerman)