6. Leila Philip discusses how beavers transform simple streams into complex, functional river systems comprising channels, wetlands, and meadows. Working with geomorphologists, she explains how these "underwater people" mitigate drought and erosion. Reint

6. Leila Philip discusses how beavers transform simple streams into complex, functional river systems comprising channels, wetlands, and meadows. Working with geomorphologists, she explains how these "underwater people" mitigate drought and erosion. Reintroducing beavers helps restore watersheds to their pre-colonial health and ecological functionality. (6)