Curated Video
Scientists using federal grants spread fertilizer made from human and industrial wastes on yards in poor, black neighborhoods to test whether it might protect children from lead poisoning in the soil.
HEADLINE: Potentially harmful sludge spread near homes
CAPTION: Scientists using federal grants spread fertilizer made from human and industrial wastes on yards in poor, black neighborhoods to test whether it might protect children from...
Curated Video
Cow urine marketed as virtually cost free organic fertiliser and pesticide
AP Television
Kenichira , Wayanad , Kerala, India, September 5, 2012
1. Various of cows walking on road
2. Wide of cows entering cowshed
AP Television
Kenichira , Wayanad , Kerala, India, September 4, 2012
3. Wide of man running...
AFP News Agency
CLEAN: No-till farming revolution grows in Indiana
CLEAN: No-till farming revolution grows in Indiana
Curated Video
This Earth-Friendly Crop May Change Agriculture For The Better
Kernza is a perennial crop that's essentially a cousin of wheat, but its roots store carbon in the ground to help prevent soil erosion and runoff.
Curated OER
Termite World - Life in the Undergrowth
We walk on it everyday, but have you ever thought about what's beneath our feet? What's going on underground? Watch this video to learn about the underworld of termites. Viewers will learn how termites are able to live and breathe...
New Mexico State University
Soil Sampling: Random Sampling a Small Field with Hammer Probe
There's some serious science behind farming! A quick video lesson presents the process of collecting a random field soil sample for analysis. Instruction includes what a random sample looks like as well as how to prepare the sample for...
New Mexico State University
Soil Sampling: Getting Started
Taking a sample of soil requires more than just a shovel and bucket. Viewers learn about the important factors to consider when taking a soil sample in an informative video presentation. The narrator demonstrates the process in an actual...
New Mexico State University
Properties of Soil: Dispersion and Flocculation
Add a little salt to your soil and see what happens. A video demonstration shows how soil with high and low sodium content interacts with water. A quick experiment demonstrates the properties of dispersion and the role sodium has in the...
New Mexico State University
Runoff and Infiltration
Soil infiltration has less to do with the soil than what is covering the soil. A quick video presentation demonstrates how different soil samples use water. The instructor takes note of both the infiltration demonstrated by each sample...
New Mexico State University
Soil Sampling: Soil Variability
Not all soil is created equal. Learners examine what to look for in a soil sample to identify key characteristics that don't require lab testing. They see that it's easy to verify observations by comparing the samples to a soil map.
New Mexico State University
Soil Sampling: Random Sampling Across a Large Field with Hammer Probe
What defines a random sample? Scholars learn how to collect a random soil sample from a large field. The narrator explains the importance of ensuring the sample is random and shows how to create a random sample before sending it to the lab.
New Mexico State University
Soil Sampling: Probe Versus Shovel
You won't find any holes here. An earth scientist demonstrates the process of collecting a soil sample in a quick video presentation. She uses two different tools and discusses the benefits of each.
New Mexico State University
Properties of Soil: Particle Size
Soil is 25 percent air on average. Learners may have a difficult time accepting that fact without a visual to demonstrate the property. A quick video lesson uses a model to show how this percentage is true and also discusses the...
Learning Games Lab
Why Study Soil?
Some scientists spend their entire careers analyzing and learning about soils. An interesting video lesson provides an overview of what soil scientists do and why. Pupils learn how soil analysis connects to other branches of science...
Learning Games Lab
Soil Infiltration: Soil Porosity Testing
Soil pollution has a longer reach than may seem possible. A video presentation demonstrates how a seemingly isolated soil contamination spreads and even reaches waterways. The lesson demonstrates how scientists conduct porosity tests...
Learning Games Lab
Cation Exchange
Understanding soil composition requires an understanding of chemical bonding. An informative video lesson shows learners how the atoms and molecules in the soil form ions that attract and repel other atoms and molecules. The...
Learning Games Lab
The Olsen Test for Phosphorus
A short video teaches viewers about the Olsen Test, a soil test specific for plants grown in arid regions. The soil in arid regions has a higher pH and plants require special treatment to thrive. The video provides information about the...
Learning Games Lab
Properties of Soil
How do the different types of soil allow water to flow? Scholars compare flocculated and dispersed soils and their ability to move water through the soil. Silt, sand, and clay particles clump together and create large pores in the soil...
Learning Games Lab
Choosing A Career
Careers in science aren't limited to labs. Pupils learn about different aspects of careers in agriculture through the lens of several scientists. The scientists talk about how the field of soil science is a growing in this important...
Crash Course
How the Leaning Tower of Pisa Was Saved: Crash Course Engineering #40
It's really not okay for buildings to start leaning. An informative video describes how geotechnical and seismic engineers consider the underlying bedrock and soil type when designing foundations for buildings. It looks at the Leaning...
SciShow
Move Over, Mars: We Could Farm on Asteroids!
We need a source of food to live on another planet. An installment of the extensive SciShow Space series suggests one option, farming on asteroids! Caitlin Hofmeister explains the challenges and benefits of potential future farms. She...
California Academy of Science
How to Measure a Changing Climate
Young scientists explore climate change by taking a look at many different disciplines. They hear from scientists who study soil, clouds, ice cores, ocean temperatures, and more. Then, they search public databases to draw their own...
Howard Hughes Medical Institute
Termite Activity Enhances Ecosystem Productivity and Stability
Termites in your house? Bad. Termites in your garden ... good? Discover the good side of an insect that often gets a bad rap with an interesting animation. The narrator discusses how termites break down plant material, what the soil...
PBS
When Giant Fungi Ruled
Fungi are more than fun ... they're also functional! Most everyone knows they serve as Earth's decomposers, but ancient fungi took their job to a whole new level! An entertaining video from a large biology playlist examines the giant...