Develop water harvesting skills with this free class from Watershed Management Group. Our instructors will teach you about passive rainwater harvesting, active rainwater harvesting, and how to qualify and apply for...
This presentation covers humankind’s water use and food supply interactions with Arizona’s ecology from Clovis culture hunter-gatherers to prehistoric irrigation canals, contemporary Hopi and Tohono O’odham dry farming, and present-day American farmers. We will examine how overhunting and climate change affected the woolly mammoth populations and the agriculture experiments that followed. From early attempts to...