In this science worksheet, students locate and identify various vocabulary terms related to earth science. There are 44 words/phrases located in the puzzle.

Harmful algal blooms occur when algae, which form the base of the ocean food web, grow in massive numbers and produce toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. In this project you will learn how to...

Learn about the harmful effects on humans of ultraviolet radiation caused by the depletion of the ozone layer.

[Free Registration/Login may be required to access all resource tools.] Describes the effects of mutations.

Students conduct a simple experiment to model and explore the harmful effects of acid rain (vinegar) on living (green leaf and eggshell) and non-living (paper clip) objects.

[Free Registration/Login may be required to access all resource tools.] Effects of mutations can be beneficial or they can be harmful. This tutorial describes the effects and provides examples of each.

Air pollution affects all things. It is harmful to our health, and it impacts the environment. Greenhouse gas pollution affects the entire planet.

This detailed report provides general information on the abuse of methamphetamine and facts about the harmful effects of this drug. In addition to reading about the health risks associated with methamphetamine use, you can read about how...

Learn about the harmful effects of low doses of radiation, if any.

Entry takes a look at the harmful effects of large doses of radiation exposure.

This article, in which the author discusses how, by consuming alcohol, a pregnant woman can harm her unborn child, provides information on specific deformities associated with Fetal Alcohol Syndrome (FAS) as well as overviews of how...

In this lab activity from Shelly's Science Spot, students investigate how genetic mutations can affect the ability of animals to survive, by helping, harming, or having no impact.

Many different kinds of organisms live in water. Excess nutrients can cause over-abundant growth of some organisms living in water and non-point source pollution is a major threat to water supplies in the United States. In this lesson...

Describes the many different uses of bromine, and the harmful effect it can have on one's health plus the best ways to avoid it.

This article warns against the dangers of steroid use and highlights the causes and harmful effects of abusing steroids in order to get bigger and stronger. Think about the reasons teens are drawn to steroids through discussion questions...

in this lesson plan students conduct an experiment to find out how acid rain can harm plants.

[Free Registration/Login Required] Students read about the effects of watching too much television and the challenge of TV-Turnoff Week. A question sheet is available to help students build skills in author's purpose.

Informational site that provides insight into what thermal pollution is and how it harms the environment.

While the Industrial Revolution generated new opportunities and economic growth, it also introduced pollution and acute hardships for workers.

Through investigating the nature, sources and level of noise produced in their environment, students are introduced to the concept of noise pollution. They learn about the undesirable and disturbing effects of noise and the resulting...

A collection of articles and news items on algae: what they are, different kinds, harmful effects of some (e.g., red tide), potential benefits (e.g., as a replacement for fossil fuels), their role in ecosystems, etc.

Use this student portal to understand all you can about acid rain and its harmful effects. Modules for interactive games, stories, puzzles, vocabulary terms and links to other activities and experiments.

Students can use this site to observe the effects of alcohol on mice and discuss the ways in which alcohol harms and impairs the body. An online instructional activity, "Alcohol; Separating Fact From Fiction," has students watch video...

What are the causes and effects of acid rain in our environment? To learn more about this serious environmental issue check out this website. Contains a page with several acid rain activities for students.