NASA Worldview is a free online visualization tool that is a great launchpad for learners who are new (or veteran) users of satellite data.
Educational Resources - Search Tool
The Earth System Satellite Images help students observe and analyze global Earth and environmental data, understand the relationship among different environmental variables, and explore how the data change seasonally and over longer timescales.
Do you need instructions for how to use data from the Earth System Data Explorer in Microsoft Excel? Visit this link to access a step-by-step guide.
Explore the biosphere and why it is important.
The Geosphere is associated with solid portions of the Earth. It includes the continental and oceanic crust and all other layers of the Earth's interior. This includes all rocks, sediments and soils, surface landforms and the processes that shape the Earth's surface.
What is the hydrosphere and why is it important?