From the top of the Himalayas to the bottom of the ocean, the UA Little Rock Department of Earth Sciences EARTHtalk! monthly lectures series explores what has happened and what is happening on our planet.
Speakers cover diverse topics ranging from our water quality and sustainability, the creation of mountains and the reasons behind earthquakes. The series take place on Wednesdays at 6:00 pm. You can find the upcoming speakers list here.
If you are unable to attend, you can watch many of our previous speakers below.
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EARTHtalk! - Dr. Jessica ScottDr. Jessica Scott, of UA Little Rock, gives an overiew of climate change and its impact on our planet.
EARTHtalk! - Melinda GlasgowMelinda Glasgow, the Sustainability Officer for Little Rock, talks about the efforts to incorporate sustainability into governmental policy.
EARTHtalk! - Dr. Laura RuhlDr. Laura Ruhl, of UA LIttle Rock, explains how geology can affect our health through dealing with the world around us.
EARTHtalk! - Dr. Lindsey WaddellDr. Lindsey Waddell, Ark. School of Mathematics, explains how we get the "hot springs" at the Hot Springs National Park.
EARTHtalk! - Dr. Thomas ColbyDr. Thomas Colby, of UA Little Rock, explains how geologists are uncovering ancient environments by learning the language of the rocks.
EARTHtalk! - Dr. Jason PattonDr. Jason Patton, of Arkansas Tech Univ., discusses the problems associate with the thousands of abandoned oil and gas wells
EARTHtalk! - Dr. Stephen GraceDr. Stephen Grace. of UA Little Rock, shares how the Campus Garden benefits the students and the campus community.
EARTHtalk! - Dr. Beth McMillanDr. Beth McMillan, of UA Little Rock, explains how the Rocky Mountains were formed.
How to Date The PlanetsSteven Jaret, of Stony Brook University, discusses how surface impacts can interfere with how we determine a planet's age.
EARTHtalk! - Dr. Dan ScheimanDr. Dan Scheiman, of Audubon Arkansas, discusses Fourche Creek one of the most important urban wetlands in the U.S.
Curiosity's Adventures at Gale Crater, MarsDr. Linda Kah, of Univ. of Tenn., discusses the latest information gathered from the Mars orbiters.
EARTHtalk! - Martha KopperMartha Kopper, Ark. Geological Survey, discusses why we have landslides in Arkansas and the costs associated with them.
EARTHtalk! Seth LeMasterSeth LeMaster, Ark. Geographic Information Office, explains how GIS technology is used in military conflicts.
EARTHtalk! - Randy EasleyRandy Easley explains the steps Central Arkansas Water is taking to maintain the safety of our water supply.
Matt CovingtonDr. Matt Covington, UA Fayetteville, discusses how CO2 impacts the formation of caves.
EARTHtalk! - Dr. Laura ViettiDr. Laura Vietti, Univ. of Wyoming, explains what happens after a whale dies in the ocean.
EARThtalk! - Dr. Kathy KnierimDr. Kathy Knierim, U.S. Geological Survey, talks about the critical nature of our groundwater
EARTHtalk! - Dr. Josh SpinlerDr. Joshua Spinler, UA Little Rock, shows how the movies don't portray what happens in earthquakes accurately.
EARTHtalk! - Dr. Rene Shroat-LewisDr. Rene Shroat-Lewis, UA Little Rock geology professor, shares the bio-diversity of the Galapagos Islands.
EARTHtalk! - Dr. John CzarneckiDr. Czarnecki shares his 34 years of experience working as a groundwater specialist for the U.S.G.S.
Mylroie Title SDDr. John Mylroie explains how the Bahamas Islands came to be
Clive Neal and Exploring the MoonDr. Clive Neal proposes that we should use the Moon to help explore the Solar System.
Bendick HD TitleDr. Rebecca Bendick studies the deformation of the Earth's lithosphere.
EARTHtalk! Dr. John Czarnecki - AquifersDr. John Czarnecki explains the importance of the Alluvial and Sparta Aquifers in Arkansas.
EARTHtalk! - Dr. Rhiannon MayneDr. Rhiannon Mayne looks at how meteorites have been used in different cultures.
EARTHtalk! - Dr. Jackie LangilleDr. Jackie Langille discusses the formation of the Himalya and the causes for crustal extension in the mountain range.
EARTHtalk! - Dr. Peter TrabantDr. Peter Trabant uses geologic history for future climate predictions.
EARTHtalk! - Erik PollockErik Pollock explains how isotope analysis can provide information about Ozark caves.
Van der Pluijm Title HDDr. van der Pluijm explains why the San Andreas Fault keeps slipping and sliding.
EARTHtalk! - J. Michael Howard. Michael Howard retired as the Arkansas state mineralogist. He talks about his years of working in the rocks.
EARTHtalk ! - Dr. Elizabeth T. HortonDr. Elizabeth T. Horton discusses the early domestication of plants by Native Americans.
EARTHtalk! - Scott SimonScott Simon of The Nature Conservancy explains the importance of preserving Arkansas' bio-diversity.
EARTHtalk! - Dr. David BaylisDr. David Baylis explains the mapping techniques that we use in everyday life and the need for geo-literacy.
EARTHtalk! - Tim HillTim Hill shares the result of research on how to address a chemical tank containment area leak.