Students observe seasonal images of Monthly Leaf Area, looking for any changes that are occurring throughout the year.

Watch the video and have students answer the questions about Earth's cryosphere.

Compare pictures of different volcanoes. Then visit NASA's Space Place to learn about volcanoes and answer questions about volcanic eruptions.

Students will engage in a collaborative learning routine as they explore slides that show how the development of public transportation infrastructure changed the land in Woodlawn, Maryland. They will make observations of a satellite image and a photo from the ground as well as read background information on the impact of urbanization. 

Students will use the NASA Earth Observations analysis tool to explore changing albedo in the Arctic compared with other areas of Earth.

This mini lesson engages students in writing a commentary for a NASA video regarding changes in global temperatures from 1880 to 2017.