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image: Opinion: Fishy Deaths

Opinion: Fishy Deaths

By Steven Apfelbaum | October 29, 2012

Record fish die-offs in the Midwest call for a fresh look at how humans are disrupting the planet’s essential water cycle.

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image: Opinion: Controlling Invasion

Opinion: Controlling Invasion

By Chenghai Yang | October 15, 2012

Remote sensing helps control an invasive giant weed that threatens ecosystems and border security.


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