The University of Oklahoma explores numerous types of weather and atmospheric changes, as well as the reasons behind them. Content details the four seasons, common meteorological variables, the vertical structure of the atmosphere, how...

This lesson shows the parts of the atmosphere and their size (thickness) relative to the size of the Earth. It includes background information, lesson outline, links to standards and assessments.

A university-level course that looks at the structure of the solar system, the sun, the planets, and other bodies in space. Includes course readings, assignments, and study notes.

A college course featuring mineral image galleries, labs, and instructor's notes on the topics of crystalline structure, crystal chemistry, and bonding in rock-forming minerals.

Windows to the Universe provides a brief overview of the structure of the interior of Earth.

This module introduces the fundamental norms and institutions that comprise international environmental law and then focuses on six specific topics: air pollution and protection of the atmosphere, hazardous waste, endangered species,...

In this lesson, you will learn about how the Earth formed as well as the composition and structural layers of the Earth's interior.

In a series of five interactive science games, students first study labeled diagrams to learn the names of the Earth's layers, of a flower's parts, of a fish's anatomy, of the human respiratory system, and of layers of the atmosphere....

The National Weather Service presents this site on synoptic meteorology, large-scale weather systems. Learn about the structure and behavior of the atmosphere, including clouds, precipitation, winds and more. Also includes learning...

Paestum, the Greek Poseidonia, was a colony of Sybaris. The malarial atmosphere of the place led to its desertion in the ninth century of our era. Hence the buildings there were not used as quarries for later structures. The so-called...

This resource provides materials for teachers on a huge array of topics. Search site by topic, grade level, and desired output (such as lesson plan, case study, assessment or tutorial). Site is focused on earth science, geography, and...

How would you define an ecosystem? Check out this educational resource to learn more about the living and nonliving parts of different ecosystems.

The National Weather Service presents this site on synoptic meteorology, large-scale weather systems. Learn about the structure and behavior of the atmosphere, including clouds, precipitation, winds and more. Also includes learning...

Situated on the island of Tenerife, Teide National Park features the Teide-Pico Viejo stratovolcano that, at 3,718 m, is the highest peak on Spanish soil. Rising 7,500 m above the ocean floor, it is regarded as the world’s third-tallest...