Earthwatch Institute and the Archaeological Institute of America will present a lecture titled, "Sustainability Lessons from Easter Island: Re-Thinking Rapa Nui's Ancient Agriculture," on Feb. 23 at the Lenox Hotel in Boston. A reception begins at 5:30; Dr. Christopher Stevenson starts talkin' at 7. Stevenson argues that we may be taking the wrong lessons from the collapse of the island civilization.

Go here for ticket information.