TIKOPIA RELIGION. Tikopia is a small island, three miles long and a mile and a half wide. It is part of the political grouping of the Solomon Islands, a thousand-mile chain of islands in the Pacific Ocean. It is also the peak of an old volcano, now...

Tikopia is the southernmost of the Santa Cruz Islands, located in the province of Temotu. It is also the southernmost of the Solomon...

In "What Is Sustainability, Anyway?" (September/October 2003), Thomas Prugh and Erik Assadourian invite us to learn from the awful lessons of Easter Island, where the inhabitants overharvested the trees, deforested the island, ceased being able to make big canoes, and were no longer...

COLLAPSE How Societies Choose to Fail or Succeed BY JARED DIAMOND Viking, 576 pp., $29.95 We all know that the genocide in Rwanda was the result of politicians' fanning ethnic rivalries between Hutus and Tutsis. The evidence is pretty...