自慰视频

自慰视频 Earth and Environmental Studies Chair Ethan Baxter uses isotope geochemistry to measure geologic time. At the core of this work鈥攁nd of his career鈥攁re the tales rocks tell. 鈥淭hat鈥檚 a theme that really transcends all of my teaching and most of my research,鈥� he said. 鈥淵ou start with the rocks and the earth materials and the stories evolve from there.鈥� He maintains a childlike wonder about the natural world, so much so that he鈥檚 sharing it with the elementary school set. Over the summer, he filmed and released a 44-episode The short videos, featuring Baxter surrounded by stones, are fun, but the mission is serious: to get kids interested in geosciences. 鈥淧eople think about rocks and they might think about earthquakes and mountains,鈥� he said. 鈥淏ut it鈥檚 also about climate change, agriculture, water, Mars exploration, resources, energy, and technology鈥攖he most important, challenging problems that face society today.鈥� 鈥�Courtney Hollands