The Bizarre Paths of Groundwater Around Structures
13:42
What Happens When a Reservoir Goes Dry?
12:14
How Do We Pump Sewage?
15:53
Why Railroads Don't Need Expansion Joints
14:13
How Wells & Aquifers Actually Work
20:38
Rebuilding the Oroville Dam Spillways
14:57
Why the U.S. Can’t Use the Oil It Produces
12:05
Wirtz pumps are really clever
22:23