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Redefine

KCET's award-winning environment news project Redefine ran from July 2012 through February 2017. For ongoing environmental coverage please visit our show Earth Focus, or browse Redefine's archives below for historical material.

Playa Racetrack, Death Valley
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California's Central Valley is a bad place to be a frog, according to a study published Monday.
President John F. Kennedy speaking at dedication of Pinchot Institute, Milford PA, September 1963. | Photo: Courtesy U.S. Forest Service, Grey Towers National Historic Site
As we mark the anniversary of President Kennedy's assassination, let's recall his environmental commitments.
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A document that took unusually long to be posted to the state's website seems to reveal something disquieting about the California Energy Commission.
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A proponent of and user of BrightSource's technology readily admitted on the public record that birds flying through the solar flux from a relatively small power tower project would burst into flame.
The view, looking north towards the Tehachapi mountains, of 'The Trinidad Ranch,' an empty parcel of land owned by the author's family, in the western Antelope Valley.
In the mid-1970s, my parents bought two and a half acres of land in what they have always referred to as "Lancaster."
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"In too many instances, the oil industry is essentially purchasing the results it wants," says Andrew Rosenberg of the Union for Concerned Scientists. One way to do that: funding university studies.
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The U.S. Fish and Wildlife Service has responded to our story on its comments about a "funnel effect" at an unnamed solar facility.
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We're guessing that USFWS knows something we don't about wildlife mortalities at the Ivanpah Solar Electric Generating System.
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Big Sur residents say condor-safe power lines will hurt their views.
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A study of 50 solar homes in Austin, Texas hints that simply facing rooftop solar panels west instead of south can make those panels supply a bigger chunk of their owners' energy consumption.
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The environmental group Defenders of Wildlife is getting ready to sue BLM and USFWS over threats to the tortoise in the Ivanpah Valley.
Detail of the potential rooftop solar panel density. | Map: UCLA/Luskin
Putting solar panels on suitable undeveloped rooftop space in L.A. County could create about half of the electrical power California needs on a typical summer day, and developing just five percent of that rooftop capacity would generate almost 30,000 j...
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