Report showing that hardening the shoreline of Oahu where there is chronic coastal erosion causes beach narrowing and beach loss. This report presents data on Mokuleia, Kaaawa, Kailua-Waimanalo, and Maili-Makaha beaches on the Island of Oahu in the Hawaiian Islands.

Makes recommendations on how Maui County can address beach management issues covering beaches of West Maui (Lahaina to Napili), South Maui (Maalaea to Kalama and Kamaole to Makena), and North Shore (Kahului Harbor to Kuau).

A comparative analysis of global environmental assessments shows the importance of policy salience, scientific credibility, and social and political legitimacy in determining the influence of scientific assessments on global environmental policy.