Follow along as a fictional researcher observes and makes journal entries about their field trip down the Mississippi River ecosystem. Outstanding photographs highlight the animals, plants, and people that inhabit one of the world's major river systems. Simple graphs show facts about the river, and the final report describes efforts being made to preserve it.
Tuotteella on huono saatavuus ja tuote toimitetaan hankintapalvelumme kautta. Tilaamalla tämän tuotteen hyväksyt palvelun aloittamisen. Seuraa saatavuutta.