Students studying river water quality. Students are monitoring the amount of waste in the Rouge river. This is part of the annual Rouge Education Project,in which students from several communities monitor biological,chemical and physical characteristics of the river. Photographed in Redford,USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / West, Jim |
Bildgröße: | 3417 px × 5125 px |
Modell-Rechte: | Derzeit liegt noch kein Release vor. Bitte kontaktieren Sie uns vor Verwendung. |
Eigentums-Rechte: | nicht erforderlich |
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