Copper makes seed pods explode

Plants have evolved numerous strategies to spread their seeds widely. Some scatter their seeds to the wind, while others tempt animals and birds to eat their seed-filled fruits. And a few rare plants—such as the popping ...

Defining and measuring sustainability

Back in 2009 when I was completing my book Sustainability Management and preparing it for publication by Columbia University Press in 2010, I was also working with colleagues at Columbia's Earth Institute and School of Continuing ...

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