Author
Infobase,
41
Public Broadcasting Service (U.S.)
10
BBC (Firm)
8
SpringerLink (Online service)
8
Cemex, S.A. de C.V.
3
Eyes of the World Films, Inc. (Firm)
3
Mittermeier, Russell A.
3
NewsHour Productions
3
Agrupación Sierra Madre
2
Conservation International
2
Green Interview (Firm)
2
Robles Gil, Patricio
2
Sivaperuman, C.
2
U.S. Fish and Wildlife Service
2
Ackerman, Diane, 1948-
1
Altman, Bob,
1
American Bird Conservancy,
1
Australian Broadcasting Corporation
1
Awange, Joseph L., 1969-
1
BBC Worldwide Learning
1
Balogh, Stephen B.,
1
BayView Entertainment LLC. (Firm)
1
Benenson, Itzhak,
1
Big Picture Media Corporation
1
Bresson, Barb,
1
Bullfrog Films
1
Cable News Network
1
CanWest Global Communications Corp
1
Canadian Wildlife Service
1
Chesapeake Bay Program (U.S.)
1
Chester, Charles C.,
1
Collective Eye Films
1
Coral Disease & Health Consortium
1
Cross, Molly S.,
1
Czamanski, Daniel,
1
Davidson, Osha Gray
1
DellaSala, Dominick A., 1956-
1
Djoghlaf, Ahmed
1
Dodds, Felix
1
Douglas, David C., 1955-
1
Downie, Gordon, 1964-2017,
1
Erman, Don C.
1
Ferreira, Joao G,
1
Filmhub (Firm)
1
Forest and Rangeland Ecosystem Science Center (U.S.)
1
Geological Survey (U.S.),
1
Goettsch Mittermeier, Cristina
1
Goldstein, Michael I.,
1
Grant, Jon,
1
Hall, Myrna H. P.,
1
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