Natural Laboratory: Global warming is discussed in terms of how it is affecting marine species off the coast of California. Topics including geographic shifts of species, ocean acidification, and dead zones are emphasized.

Natural Laboratory: Listen in as an oceanographer gives examples of how climate change is impacting the marine species present off the California coast. Examples come from scientific research and reliable observations made over the past 60 to 70 years.

Rocky Mountain National Park: This video gives an overview of how air quality is measured at the park. The various instruments used are discussed in detail.