Use of English · Partea 3
Coral reefs, which sustain roughly a quarter of all marine (0) BIODIVERSITY (DIVERSE), are among the most imperilled ecosystems on the planet. Ocean (1) .......... (ACID), driven by rising atmospheric carbon dioxide, is steadily weakening the calcium carbonate skeletons on which reef structures depend, while mass…
Deblochează toate examenele, simulări nelimitate, toate cele 80 de etape ale jocului și multe altele.