MEXICO CITY (AP) — Some of the mystical blue-green lakes of the Lacandon jungle in southern Mexico are drying up this year, the result of what experts say is an extended drought and rising temperatures in the region.

The Metzabok lake, which normally covers 220 acres (89 hectares), dried up completely this month, leaving cracked mud where the translucent waters normally reflect the surrounding jungle and Lacandon Indians travel by canoe.

About 350 Lacandones, an indigenous group that still uses traditional dress of long hair and white cotton tunics, depend on tourism, fish and water from the l...