Volume 6, Number 2
Features
ARE WE CONSUMING TOO MUCH Cover Story
The answer seems obvious. But it’s not. Paul Ehrlich, Kenneth Arrow and nine other brilliant minds argue that we’re worrying too much about how much we consume and too little about how to invest.
by Jon Christensen
LIQUID ASSETS
The Sierra Gorda Biosphere Reserve in central Mexico is a water factory. Can an ambitious federal program convince water users to foot the bill for the hydrological services?
by Katherine Ellison & Amanda Hawn
EDGE WALKING ON THE URBAN FRINGE
In the face of inevitable development, Michael Klemens is making his stand for conservation where 10 million people dwell. One man’s uncompelling is another man’s biodiversity.
by Kevin Krajick
Innovations
SNIFFING WITH PRECISION
Detection dogs push the limits of field-monitoring techniques.
by Joshua Brown
SMART GEAR COMPETITION
$25,000 prize inspires ingenious solutions to bycatch.
by Nancy Bazilchuk
FUELING RESTORATION
A new system links ecological restoration to the hydrogen economy.
by Sarah DeWeerdt
Numbers in Context
ARE CONSERVATION BIOLOGISTS WORKING ON THE RIGHT PROBLEMS
Every so often, we need to step back and take stock. If we don’t, we run the risk of being passionate and hardworking—but adrift.
Essay
Erased Edges Print Only
by Barbara Hurd
Journal Watch
Projected Extinctions Threaten Vital Ecosystem Services
African Wild Dogs May Pay Their Own Way
Even Toxic Paint Doesn’t Stop the Spread of Marine Nonnatives
GM Sugar Beets Benefit Wildlife
Restoration Mistakenly Helps Pest Gulls
Loophole in Leatherback Turtle Conservation
Brazilian Cocoa Farms Not Sustainable After All
Books
From Readers
YOUR LETTERS AND COMMENTS Print Only
Uneasy Chair
THE CURIOUS HISTORY OF CONSERVATION
by Jon Christensen