This video is part of a collection - “Frozen in the Ice: Exploring the Arctic." Check out the MOSAiC page for more details.

In this specific lesson, Dr. Scott Stephenson focuses on the link between climate change and human activities. You'll learn how melting sea ice contributes to economic transformation of the Arctic.

This video is part of a collection - “Frozen in the Ice: Exploring the Arctic." Check out the MOSAiC page for more details.

In this specific lesson, Dr. Katrin Vorkamp describes the Arctic as a recipient of global pollution. You'll learn how man-made pollutants contaminate sea ice and the food chains Arctic communities rely on and how governing bodies tackle the issue.

In this lesson, Dr. Jessica Cross discusses ocean acidification and the dangers it poses to areas like marine life and food security. She'll also teach you about steps communities can take to better understand and face the challenge of climate change.

This video is part of a collection - “Frozen in the Ice: Exploring the Arctic." Check out the MOSAiC page for more details.

In this specific lesson, Kaare Sikuaq Erickson discusses the Ukpeaġvik Iñupiat Corporation (UIC) and its role in nearly twenty-five thousand research sites in/around Barrow, Alaska. You'll also learn about Arctic indigenous populations that live in areas affected by climate change.

In this video, Dr. Anne Gold from CU Boulder explains the importance of infrastructure for the storage and delivery of water in the dry Western United States. Learn all about the history of this infrastructure and how it has helped societies in the Western United States. This video is part of the Water in the Western US lecture series.

Interstate Streams Division Administrator for the Wyoming State Engineer's Office, Sue Lowry, gives a lecture on important things to know about how interstate water conflicts can be resolved in the United States. This video is part of the Water in the Western US lecture series.

This lecture by Anne Gold discusses water quality challenges in the Western United States and how that affects aquatic habitats and drinking water. This video covers streamflow, salinity, pollution, sediment load, and more. This video is part of the Water in the Western US lecture series.

Dr. Reagan Waskom, director of the Colorado Water Institute at Colorado State University, provides an overview on agricultural water use in the west. Learn about types of agriculture, how water is used in agriculture, and why so much water is needed for agriculture in the west. This video is part of the Water in the Western US lecture series.

In this lecture, Dr. Joanna Endter-Wada from Utah State University discusses water demand for urban areas. Learn about the nature of urban water demand, urban water management, and more. This is part of the Water in the Western US lecture series.

In this part of the Water in the Western US lecture series, Eric Gordon from the University of Colorado Boulder discusses the rapid growth of Las Vegas and the history of its water use. This western water story can help us learn about how desert towns can improve their water sustainability.