Forests cover a third of the world's land surface. Although they provide us with invaluable services, they are now under so much pressure that we are faced with our own contradictions between...
The capture and storage of water are an integral part of the development of human societies. The geoarchaeologist Louise Purdue studies the history of hydraulic systems, from simple wells to complex...
In the US State of Arizona, it is not unusual to see rivers that have dried up. Some only flow in specific sections or at certain times of the year. They are known as intermittent rivers. At the...