Instructional Video2:42
Visual Learning Systems

Ways to Protect Earth’s Resources

9th - 12th
This program illustrates how students can obtain and combine information about ways individual communities use science to protect Earth’s resources and the environment. Special emphasis is paid to common environmental problems found in...
Instructional Video10:20
Weird History

All The Weird Things That Happen After You Flush The Toilet

12th - Higher Ed
If you underwent potty training, you definitely know the process of flushing the toilet, though you probably don't know how toilets work. Like the causes behind airline turbulence, what happens when you flush the toilet is likely...
Instructional Video6:57
msvgo

Microbes in Sewage Treatment

K - 12th
It describes the role of microbes in sewage treatment plant. It also explains the steps of waste water treatment
Stock Footage0:27
Getty Images

MS Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
MS Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:30
Getty Images

Waste Water Treatment Plant Clarifier Tank with Skimmer

Pre-K - Higher Ed
A municipal waste water treatment plant circular center feed clarifier tank with skimmer. This tank removes heavy solids by settling and separation from the water. The skimmer removes scum from the water surface. Below the water surface...
Stock Footage0:21
Getty Images

MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:20
Getty Images

CU Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
CU Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:25
Getty Images

CU Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
CU Shot of Impure water in clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:27
Getty Images

MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:24
Getty Images

MS PAN View of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
MS PAN View of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:20
Getty Images

Sewerage system water pipes

Pre-K - Higher Ed
Three big and old water pipes coming out of sewerage system.
Stock Footage0:12
Getty Images

Waste Water Treatment

Pre-K - Higher Ed
Waste Water Treatment
Stock Footage0:14
Getty Images

ZI pipes, valves and indicators in water treatment plant

Pre-K - Higher Ed
ZI pipes, valves and indicators in water treatment plant
Stock Footage0:19
Getty Images

Waste Water Treatment Plant Clarifier Tank with Skimmer

Pre-K - Higher Ed
A municipal waste water treatment plant circular center feed clarifier tank with skimmer. This tank removes heavy solids by settling and separation from the water. The skimmer removes scum from the water surface. Below the water surface...
Stock Footage0:20
Getty Images

MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany

Pre-K - Higher Ed
MS Shot of Clarifying basin at purification plant / Konz, Rhineland-Palatinate, Germany
Stock Footage0:30
Getty Images

Waste Water Treatment Plant Clarifier Tank with Skimmer

Pre-K - Higher Ed
Waste Water Treatment Plant Clarifier Tank with Skimmer
Stock Footage0:30
Getty Images

Waste Water Treatment Plant Screening Conveyor

Pre-K - Higher Ed
Waste Water Treatment Plant Screening Conveyor
Stock Footage0:30
Getty Images

Waste Water Treatment Plant Clarifier Tank with Skimmer

Pre-K - Higher Ed
Waste Water Treatment Plant Clarifier Tank with Skimmer
Stock Footage0:30
Getty Images

Waste Water Treatment Plant Biosolid Dewatering

Pre-K - Higher Ed
Waste Water Treatment Plant Biosolid Dewatering
Stock Footage0:21
Getty Images

Waste Water Treatment Plant Screening Conveyor

Pre-K - Higher Ed
Waste Water Treatment Plant Screening Conveyor
Stock Footage0:19
Getty Images

Waste Water Treatment Plant Screening Conveyor

Pre-K - Higher Ed
Waste Water Treatment Plant Screening Conveyor
Stock Footage0:27
Getty Images

Polluted water

Pre-K - Higher Ed
Polluted water, Oil film layer floating on water surface.
Stock Footage0:29
Getty Images

Waste Water Treatment Plant Clarifier Tank Outflow

Pre-K - Higher Ed
Waste Water Treatment Plant Clarifier Tank Outflow
Stock Footage0:25
Getty Images

Waste Water Treatment Plant Biosolid Dewatering

Pre-K - Higher Ed
Waste Water Treatment Plant Biosolid Dewatering