Tagged erosion

unit
unit

Smart farming: using data to make decisions

5 lessons, 27 files
What kind of data do farmers use to make decisions? Where does that data come from? Become a "farmer" on a journey from pre-planting to harvest to see what decisions farmers are making every year as they farm. Growers across the country are gaining access to more and more data about …
student research project
student research project

Testing Soil Erosion

What combination of conservation practices best protects soil? Four “test plots” were created in aluminum trays to figure it out. The first “test plot” was plain soil: a conventionally tilled field of bare dirt. The second “test plot” was plain soil …
unit
unit

Water quality

3 lessons, 6 files
What affects water quality in your area? Access to clean water is a critical issue in many countries. In the United States there are few places where we cannot find clean water to drink or swim in. This unit explores some of the potential …
unit
unit

Water quality and human impacts

3 lessons, 9 files
Why is water quality important? How is water quality measured? The US EPA has set water quality standards in accordance with the Clean Water Act: Water quality standards are important because they help to protect and restore the quality of the Nation's surface …