in the National Risk Index give users a way compare data related to occurences of 18 natural hazards across the United States. Access the interactive online mapping application from FEMA to check your ...

left, USGS researchers hold a Burmese Python in the Everglades. At right, close-up view of the berries and leaves of a Brazilian pepper tree. Invasive Burmese python in the Everglades. Image: Robert R ...

chronology. Good background materials for teachers. Student handouts are complete and available in pdf and Word format, which allows a teacher to tweak them to the needs of each class. The supporting ...

of Arctic sea ice is an important topic. The sea ice extent minimum of 2012 is presented in a clear manner that is easy to understand, but also conveys its importance. Quite a bit of informational tex ...

matter. The goal is generating Bio-fuels to address the energy crisis. The video is embedded in NREL's Learning about Renewable Energy - Biofuels page. It is one page in their Learning sequence. There ...

access to estimates for the energy density of fuels. The precision of the results is misleading in that each energy density is an estimate. For example, the energy density of coal varies by at least a ...

be useful to include other background resources, both for use by educators and also by students in their research. Students may need some suggestions about where to begin their part of the research. S ...

so that they understand what the students will be asked to do. Scientific tools are provided in this animation to measure thickness, glacier velocity, and glacial budget. Simulation will help students ...

Comments from expert scientist: Scientific strengths: - Shows importance of satellite imagery in detecting temporal and spacial greenery on the planet - Explains how the weight of hives can show polli ...

axis, then transition back to worksheets. It's recommended that teachers include the video noted in the lesson, as it's helpful to establish the concepts being discussed- [link If possible, try this ...