Nelson Hairston, Frank H. T. Rhodes Professor of Environmental Science, Emeritus (on the left), is a freshwater ecologist who moved to Hawai’i after retiring from Cornell. Here, he joins a team of land stewards who are working to protect and restore streams in Kohala, Hawai’i, to provide cleaner and more abundant water for residents.

Source: The Kohala Center | Messages from the Cloud Forest  |  Photo credit: The Kohala Center