It is recommended that you conduct this fabulous experiment as a whole-class demonstration. Collect air samples from the environment, human exhalation, and car exhaust, then compare them for carbon dioxide content using bromthymol blue...

Earth science explorers design an experiment to demonstrate that the albedo of a surface affects its temperature. They test to find out if moisture on the surface affects temperature. They discover whether or not concrete or asphalt heat...

This carad activity helps students explore detailed facts and scientific procedures around the human body and its cells. For this stem cell lesson, students utilize different colored flash cards to represent different types of human...

Halting the depletion of the hole in the ozone layer has been one of humanity's happy recoveries from previous damage done to the environment. Meteorology masters muse the Montreal Protocol and examine data on changes in the ozone....

New roads, new businesses, new developments, new mass transit systems. All growth has both positive and negative effects on communities. Government classes investigate the principles of Maryland's 1997 Smart Growth program and...

The Gulf Stream has historically provided humans with a faster trade route because of its swift-moving waters. It continues to be a source of information and fascination for oceanographers today. As your class views this collection of...

Two blooms of phytoplankton, instead of just one, now occur in the Arctic due to declining sea ice, which will have widespread effects on the marine life and climate. In small groups, participants build an Arctic food web with given...

Lab groups set up an experiment to observe what happens over time in collected pond water when fertilizer, representing pollution, is added. This website does not include student lab sheets, but background information, materials, and...

Although these slides are text rich, the summaries of prokaryote characteristics will be useful. There are diagrams of preferred cell conditions and your students will find all the basic definitions of structure and functions...

Students identify and explain human effects on the environment. They explore the terms biodiversity, natural resources, ozone and global warming. After exploring all the terms , they connect technology to them and how it effects the...

Part three in the series of seven has pupils discussing the different greenhouses gases, learning about the carbon cycle, and then watching a short video about the carbon cycle. Based on their knowledge, individuals complete a greenhouse...

A fish that lives in the desert? You and your class can meet the desert pupfish as they examine its habitat, the role humans play in diminishing water supplies, and how climate change might impact this fishy friend. There are four short...

How much water does your body lose during exercise? How much should you hydrate during and after exercise? Address the importance of hydration with your young athletes using this informative handout.

A lot of learning is packed into these 23 questions about ecosystems. Advanced biology classes apply their knowledge of communities, productivity, biogeochemical cycles, and human impact on the environment by writing short answers for...

Learners examine pollution and how it affects the environment. They discuss how human activities lead to more pollution. They talk about the importance of recycling. There is a skit, resource links, and activities provided to make this a...

As part of a study of  Sean Covey, the author of The 7 Habits of Highly Effective Teens learners write autobiographical e-mails, hold discussions, create a collage, and compose a personal mission statement. Pupils then have a...

Discover and demonstrate the Lotus Effect and superhydrophobic surfaces with the eighth installment of a nine-part series that teaches scholars about surfaces that exhibit superhydrophobicity. The instructional activity continues...

How does climate change affect you? First in a three-part series, the activity focuses on how individuals living around the world are affected by climate change. Individuals take on the role of a given character and share their...

Written as field trip preparation to Gateway National Recreation Area, this resource is also appropriate for any class that is studying the impact of human activity on the environment. During the first activity, learners identify...

The climate change debate, in the political arena, is currently a hot topic! Learners explore carbon dioxide levels in our atmosphere and what this means for the future in the 11th installment of 12. Through an analysis of carbon dioxide...

High Schoolers participate in a class discussion on the ethical issues faced in the health care industry today. In groups, they develop their own definition of bioethics and role play the role of one of the various types of members of...

Middle and high schoolers explore the concept of slope. In this slope lesson, learners graph lines using a life-size graph. They use chalk on a blacktop to create a coordinate plane and use each other as the tick marks on the grid....

Gain a deeper understanding of migratory pollinators. After studying about pollinators and their effects on flowering plants, learners hear a story about the migration of Monarch butterflies and bats in the Sonoma Desert. Small groups...

Students conduct experiments on fertilized chicken embryos to determine the possible developmental effects that various recreational drugs (caffeine, alcohol, nicotine, and aspirin) might have on them.