National Wildlife Federation
Quantifying Land Changes Over Time Using Landsat
"Humans have become a geologic agent comparable to erosion and [volcanic] eruptions ..." Paul J. Crutzen, a Nobel Prize-winning atmospheric chemist. Using Landsat imagery, scholars create a grid showing land use type, such as urban,...
Curated OER
Marine Archaeology
Students examine marine archaeology. In this archaeological data lesson, students see how archaeologists use data to make inferences about shipwrecks. Students read data and make their own inferences, write about marine life and...
Curated OER
Wind Turbines
Students build their own wind turbine. In this physics lesson, students calculate the power output of their wind turbines. They evaluate their design and make the necessary modifications.
![State Energy Conservation Office: Learning About Photovoltaic Systems [Pdf] Handout](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "State Energy Conservation Office: Learning About Photovoltaic Systems [Pdf] Handout")
State Energy Conservation Office-Texas
State Energy Conservation Office: Learning About Photovoltaic Systems [Pdf]
Explains how photovoltaic systems work and how Texas homeowners are using them. Discusses how a homeowner can use solar energy and still be on the electricity grid system.