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Policymakers’ choice of seawater intakes highlights California’s troubling embrace of unproven technologies.

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image: Opinion: The Planet Needs More Plant Scientists

Opinion: The Planet Needs More Plant Scientists

By | October 1, 2014

Academia is not producing sufficient PhDs in the plant sciences to solve the crop production challenges facing a rapidly growing population.

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image: Opinion: Does Social Media “Like” Conservation?

Opinion: Does Social Media “Like” Conservation?

By , , and | April 8, 2013

Environmental issues that resonate on an immediate, emotional level seem to play better on sites like Facebook than do longer-term, but no less serious problems.

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image: Opinion: Biodiversity Impacts Humanity

Opinion: Biodiversity Impacts Humanity

By | February 20, 2013

Increasing evidence suggests that loss of Earth’s biological diversity will compromise our planet’s ability to provide the goods and services societies need to prosper.

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image: Opinion: Paradoxical Amphibians

Opinion: Paradoxical Amphibians

By | February 7, 2013

New amphibian species are being discovered at an exciting rate, yet they are also the vertebrates most at risk of extinction.

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image: Opinion: Evolving CO2-Hungry Crops

Opinion: Evolving CO2-Hungry Crops

By and | December 4, 2012

Breeding plants that can convert more carbon dioxide to food could help feed a growing population.

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image: Opinion: Fishy Deaths

Opinion: Fishy Deaths

By | 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 | October 15, 2012

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

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    In the 1930s, parapsychologist Joseph Banks Rhine aimed to use scientific methods to confirm the existence of extrasensory perception, but faced criticisms of dubious analyses and irreproducible results.

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