TuesdayNewsdayVol. 4 - Issue 13 - December 12, 2017 | ![UC Santa Cruz](/tuesday-newsday/images/tn-uc-santa-cruz.png) |
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Editor's note | This is the final Tuesday Newsday for 2017. We wish everyone happy holidays and a great New Year. You'll see us again (Tuesday) Jan. 9, 2018. |
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![](/tuesday-newsday/2017/december-12/images/narwhal-tusk-600.jpg) Narwhals live in Arctic waters, where sea ice has helped isolate them, but as sea ice melts, ship traffic, oil exploration, and other human activities increase. |
New findings by UC Santa Cruz professor of ecology and evolutionary biology Terrie Williams add to concerns about the effects of ocean noise and increased human activity on deep-diving Arctic whales. |
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![Probing the mysteries of dark matter, dark energy](/tuesday-newsday/2017/december-12/images/tesla-jeltema-250.jpg) | Physicist Tesla Jeltema has a leading role in an international collaboration that is gathering precise measurements of the evolution of cosmic structure. |
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![Navigating the path toward inclusion and equity](/tuesday-newsday/2017/december-12/images/scholz-linda-250.jpg) | Approaching her one-year anniversary, Campus Diversity Officer Teresa Maria Linda Scholz reflects on her work, where we are, and how far we have to go. |
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![Journalist describes undocumented experience](/2017/12/images/jav-lecture-450px.jpg) | Pulitzer Prize-winner Jose Antonio Vargas was invited to speak on campus as part of Kresge College's Media and Society Lecture Series.
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![Music lecturer brings 'A Celtic Christmas' to town](/tuesday-newsday/2017/december-12/images/coulter-tn-250.jpg) | Guitarist William Coulter is music director for the depiction of a night before Christmas at a remote Irish farmhouse during the 1940s and '50s. |
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