• 1 Verona Shelving Facility

• 4 Videos, Slides, Films

• 2 DVDs

• 1 Aerodynamics
• 1 Allegheny Observatory
• 1 Astronomers
• 1 Astronomy
• 1 Attitudes
• 1 Brashear, John A. (John Alfred), 1840-1920
• 1 Brashear, Phoebe Stewart, 1843-1910
• 1 Citizen participation
• 1 Climate change mitigation
• 1 Climatic changes
• 1 Conformity
• 1 Documentary-style films
• 1 Education, Secondary
• 1 Energy conservation
• 1 Environmental aspects
• 1 Environmental protection
• 1 Environmentalism
• 1 Global warming
• 1 Government policy
• 1 Greenhouse effect, Atmospheric
• 1 Groundwater
• 1 High school students
• 1 High school teachers
• 1 High school teaching
• 1 History

• 1 @Radical.media (Firm)
• 1 Beaumont, Sidney
• 1 Bloomberg Philanthropies
• 1 Bonfiglio, Michael
• 1 Brill, Paul, 1968-
• 1 Brosnahan, Rachel
• 1 Conrad, David, 1967-
• 1 Crouch, Tom D
• 1 Dan Handley Science Media, LLC
• 1 Handley, Dan, 1960-
• 1 Kanopy (Firm)
• 1 Leiterman, Richard
• 1 National Geographic Documentary Films
• 1 National Geographic Society (U.S.)
• 1 Organization for Social and Technical Innovation
• 1 Peduto, Bill, 1964-
• 1 Pribanic, Joshua
• 1 Public Herald
• 1 Resnick-Day, Eva
• 1 Ruffalo, Mark
• 1 Senator John Heinz Pittsburgh Regional History Center (Pittsburgh, Pa.)
• 1 Smithsonian Institution
• 1 Troutman, Melissa
• 1 Twentieth Century Fox Home Entertainment, Inc.
• 1 Tyson, Neil deGrasse

• 4 English

• 2 Pittsburgh
• 1 Marcellus Shale
• 1 Pennsylvanie
• 1 Philadelphia
• 1 Philadelphie
• 1 États-Unis

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