Learn about the element carbon and its importance on the Earth's atmosphere and sustainability of life on the planet. Additionally, understand the role the carbon cycle plays in global climate change over time.

The author of this article studies human-altered landscapes. Here, he discusses rare earth mineral mining and the dramatic impact mining operations have on the places where they are located. (Published October 3, 2019)

Instructional module focusing on the nitrogen cycle. Discussion includes the requirement of nitrogen by all organisms, the five processes in the nitrogen cycle, and how humans impact this cycle. The site also includes an interactive...

The ArchaeoGlobe Project assessed knowledge on human land use over the past 10,000 years, through the contributions of more than 200 archaeologists. It concluded that, by 3,000 years ago, most of Earth was already transformed by...

A big-picture overview of humans' continued impact on global warming and climate change.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on climate change. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on conserving water. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on coastal pollution. Review questions are included at the bottom of the study guide.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on cleaning up groundwater. Review questions are included at the bottom of the study guide.

The Engineering and the Human Body unit covers the broad spectrum of topics that make up our very amazing human body. Students are introduced to the space environment and learn the major differences between the environment on Earth and...

Explains what noise pollution is, sources, the effects of noise propagation, the impact on health and on human and animal behaviors, strategies for reducing the effects of noise, and standards in place for regulating noise pollution....

Information about the element, Scandium, atomic number 21. Covers physical properties, atomic properties, how abundant it is on the Earth and where it is found, and details about any impact on human health.

Information about the radioactive element, Radon, atomic number 86. Covers physical properties, atomic properties, how abundant it is on the Earth, details about its impact on human health, and about how it can be monitored.

Article explaining the importance of carbon as the basis for life, carbon dioxide's role in photosynthesis and respiration, carbon in the ocean and lithosphere, the impact of human activities on the carbon cycle, carbon that seems to be...

Article explaining what the phosphorus cycle is, where it occurs, its place in the biotic world, and the environmental impact of human activities on the phosphorus cycle. (Published: October 8, 2009)

Discusses the chemistry of nitrate, the negative agricultural effects of too much nitrate in soil and in water sources, its toxicity to plants and livestock, and the impact on human health.

The hydrological cycle is usually called a recurring consequence of different forms of movement of water and changes of its physical state on a given area of the Earth. The role of different processes in the hydrological cycle and their...

Read a short biography about ten environmental scientists who have shown concern with the impacts of human activities on Earth and its biodiversity.

Has information and hydrology data from around the world. It also has a section discussing human impacts on the climate and another which covers current research.

A quick review of human impacts like mercury pollution have on earth's environment.

Point of View is television's longest running showcase for independent non-fiction films. This particular feature provides insight regarding alternative means of energy, transport, and the consumption of natural resources. Video, games,...

This site explains the importance of rivers in the natural balance of life on Earth, and describes what happens when people begin to tamper with rivers. This will also help students identify options for dealing with the outcomes of human...

Students explore the connections that can exist in a natural environment, and examine how changes to the environment, particularly those caused by human activity, can affect those connections.

Natural systems studied by ecologists and human systems studied by economists must work together to ensure a future of biodiversity. This interview identifies the needs for both and ways in which the two can balance conservation with...