Mennonites near Loreto, Peru. Marco Garro for The New York Times

Groups of Mennonites, seeking inexpensive land far from modern life, are carving out new colonies in the Amazon. They are also raising fears that they are adding to the deforestation of a rainforest already under threat from cattle ranching and illegal gold mining.

Lives lived: Phil Donahue, the American television talk show host who invited audiences to weigh in on a range of topics, from international relations to safe-sex orgies, died at 88.