Providing a wealth of information about hurricanes, tornadoes, and other types of weather-related events, this resource could be used in the classroom in a variety of ways. A teacher could use the PowerPoints listed as a way to introduce...

What are the issues surrounding water quality? Viewers of this short presentation gain information about the importance of clean water, the lack of fresh water, water contamination, and ways that engineers treat water. 

An excellent presentation explains what condensation is, as well as what causes it. There are several thought-provoking activities and discussion questions included in the PowerPoint. Additionally, it focuses on whether or not...

The water cycle is explained in five steps in this PowerPoint. Individual slides also show color graphics of how we use water at play, at work, and at home. Tasks are given throughout the presentation. One of them asks learners to...

Middle or high school environmental studies classes will learn much from this presentation on energy in ecosystems. It covers the foundational topics of trophic levels, food webs, and nutrient cycles using informational text and...

This short presentation provides a convenient introduction to the nitrogen group in the periodic table of elements. A graphic displays where they are placed in the periodic table. The nitrogen cycle is mentioned and ammonia is explained....

People have been using solar energy for many generations to dry crops, heat homes, and for light. This presentation explains how now it is possible to capture the solar energy and store it for future use, details how and where...

Quite a detailed and advanced look at the transport mechanisms of a plant. The absorption and control of sugar and water concentration are explained and will help an understanding of homeostasis concepts and organ specialization.

Every bug is an insect, but not all insects are bugs. A presentation lists the characteristics of insects, describes their body parts, and explains metamorphosis. It also details every order and includes photographs and multiple facts...

Take an in-depth look at nutrient loading, eutrophication, and hypoxia using data on The Chesapeake Bay as an example. This comprehensive presentation includes detailed graphs, photos, and details about the changes in marine organism...

In this physical oceanography PowerPoint, viewers learn about ocean circulation, sea surface temperatures, and salinity. Relationships among these aspects are explained, as well as their impact on the atmosphere and climate. Each slide...

This is a slideshow explaining the water cycle.