In our annual Future of the Environment issue, we take a look at the monumental problems facing our world as we continue into the 21st century, as well as solutions ranging from the audacious to the everyday to, quite literally, save the planet.
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Inside NASA's astronaut bootcamp and the grueling new training regimen for deep space. Plus, ten young geniuses shaking up science today, one writer's quest to analyze every man-made chemical in her body and more.
Check out the issue's full contents online here