Arctic Science Journeys Radio (ASJ) is a free service that offers interesting stories about science, culture, and the environment of the far north. This audio file of a radio story describes the research of one scientist into the animals and plants that live within the ice of the Arctic Ocean. Full description.

This August 2003 news report describes the low water levels on Lakes Michigan, Huron, and Superior and their possible causes. It includes a brief interview with a NOAA hydrologist who points out the rain isn't the only factor affecting lake levels; temperatures and evaporation also figure in. Both audio and text versions of the report are available. The audio clip runs 50 seconds. Full description.

Two amateur paleontologists kept their eyes to the ground in Oregon on one of their recent hikes and discovered what are believed to be the first remains of a marine reptile called the plesiosaur to be unearthed in the Pacific Northwest. This radio broadcast reports on the discovery and what it could mean to the understanding of dinosaurs in the area. The clip is 5 minutes and 6 seconds in length. Full description.

This radio show explains why the night sky appears dark in spite of the fact that almost all of the space inside our solar system is filled with the light of the sun. The show describes how the shadow of the Earth touches the moon during a lunar eclipse and how to observe the shadow of the Earth during the evening. The clip lasts 1 minute, 34 seconds. Full description.

These two radio broadcasts discuss ecosystem assessment and our over-packaged world. The ecosystem assessment broadcast discusses two reports on Earth ecosystems: the United Nations Millennium Ecosystem Assessment and the Millennium Project Task Force on Sustainability report. Researchers found that of the 24 ecosystem services they looked at (items such as capture fisheries, water supply, waste treatment ... Full description.

This radio broadcast discusses some exciting new experiments in gravity, and what might be learned from them. The show explains three experiments that test predictions of the General Theory of Relativity (GR): the LIGO (Laser Interferometer Gravitational Wave Observatory), Gravity Probe B (GPB), and the discovery of a binary neutron star system, which indirectly proved the existence of gravitational ... Full description.

This radio broadcast reports on the Sea, Air Land, Modeling and Observation Network (or SALMON) project, which aims to predict undersea conditions in Prince William Sound offshore southern Alaska. The goal is to place a host of scientific instruments into the Sound that would track in real time such things as ocean currents, temperature and salinity. The data would be used to create computer models ... Full description.

In this radio broadcast, a panel of experts joins National Public Radio journalist Diane Rehm to discuss rising temperatures at the North Pole and what the melting may mean for the climate, national boundaries, and oil exploration. There is discussion of the 1982 U.N. convention, Law of the Sea, which is guiding new mapping due to arctic melting and changing coastlines; and why the decreasing need ... Full description.

This radio broadcast reports on the extent of airplane pollution and an Environmental Protection Agency conclusion that pollution from commercial airplanes is increasing dramatically. The show discusses ways federal regulators are considering to cut emissions, such as by improving air traffic management and using double annular combustor (DAC) engine design. This sound clip lasts 5 minutes and 45 ... Full description.

This radio broadcast reports on the Point Barrow Observatory, just outside the Inupiat Eskimo village of Barrow, Alaska, and one scientist who lives and works year-round monitoring climate change in Northern Alaska. The discussion from the year 2000 covers how winters have become milder and how average temperatures are rising. The clip is 2 minutes and 30 seconds in length. Full description.