High Tech High Mesa graduate Kelly Semtner spent the summer studying how plants and fungi exchange nutrients.
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San Diego Zoo Wildlife Alliance is working with state and federal law enforcement officers to encourage people to turn in ivory they own. -
They say it threatens economic harm not just to them but also to rural communities reliant on farming as an economic engine. -
Residents who say they're still suffering from illnesses nearly a month after a train carrying toxic chemicals derailed in Ohio confronted the railroad's operator Thursday at a town forum. -
Recent storms have put a dent in California drought conditions. But the long-term issue of depleted groundwater remains. -
Mountainous areas of California experienced nearly unprecedented snowfall accumulations — more than 40 feet since the start of the season. -
China permitted the equivalent of two new coal plants a week last year according to a new report. The country is also rapidly expanding its renewable energy. -
As climate change shifts resources and habitat, humans and wildlife are coming into conflict more often, new research finds. It underscores the need for interventions, the researchers say. -
Musk's new "master plan" for Tesla didn't reveal any new vehicle models. Instead he presented a big-picture case for climate action, followed by smaller examples of innovations and cost-cutting. -
Amplify Energy, the Houston-based company that operates the pipeline, said Wednesday that companies associated with the M/V Danit and M/V Beijing had agreed to the payments. -
Utility officials said the price of natural gas is returning to normal after record heights in January.
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