The rise and fall of intensive agriculture in the Maya area In this model of central Tikal, Guatemala the dark-colored basins indicate the location of  large, very deep reservoirs. The entire city was built with slopes so the runoff would fill them during the rainy season, and these sustained the city all year long. Around 2000 BCE, much of the Central Lowlands of the Yucatan peninsula consisted of year-round wetlands (bajos or swamps). The rainy season usually insured the swamps would be inundated, but during the dry season they dried up and… Read More