Ecology is a vital field of study that helps us understand the complex relationships between living organisms and their environment. By understanding ecological principles and processes, we can better manage ecosystems, conserve biodiversity, and mitigate the impacts of human activities on the environment.

Odum memulai dengan definisi fundamental: Ekologi adalah studi tentang struktur dan fungsi alam. Struktur mencakup distribusi dan jumlah organisme, sedangkan fungsi mencakup aliran energi dan daur materi.

: Deskripsi tentang berbagai jenis ekosistem dan bioma yang ada di dunia, serta karakteristiknya.

: Translated by Tjahjono Samingan; Edited by B. Srigandono.