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Tim Flannery is a zoologist, a paleontologist, and a mammalogist, as well as one of the world's leading scientific thinkers and writers on climate change. He discusses how Australia is dealing with climate change.

Visual Artist Sheldon Brown presents a multimedia tour de force exploring how art and science illuminate the freedom of imagination. Using examples from his extensive body of work, the founding director of the Arthur C. Clarke Center for the Human Imagination challenges this audience to think about how developments in computation have reframed our understanding of the world and how new digital methods are affecting the means and modes of culture. Brown's talk is the final installment of the "Degrees of Freedom" lecture series presented by the Division of Arts and Humanities at UC San Diego.

Dr. Susan Little of UC San Diego School of Medicine presents her research that tracks HIV infection by rapidly obtaining genetic information from those engaged in HIV healthcare. A discussion follows on privacy protections, the risks associated with the use of these data and their potential to significantly limit HIV transmission in communities. Dr. Little is presented by the Center for Ethics in Science and Technology in San Diego.

Clara Deser from the National Center for Atmospheric Research, an internationally recognized expert on global climate variability will address a long-standing challenge for climate communicators - articulating the reasons for differences between projections of global scale climate change, which are strikingly consistent across climate models, and projections of regional change, which are not.

The new abundance of natural gas provides energy options for America, including clean electric power. Oil production has increased, reducing the dependence of the US on imported petroleum. Both benefits come with the challenge of managing the environmental impact of new oil and gas development in the US. This talk will discuss the way shale gas and oil are created and produced, and the latest choices now available for generating energy in the United States. Recorded on 2/7/2015.
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