The U.S. produced enough wind energy in 2015 to power all of the homes in Alaska, California, Delaware, the District of Columbia, Hawaii, Idaho, Maine, Montana, Nebraska, New Hampshire, North Dakota, Rhode Island, South Dakota, and...

Here is a suitable set of slides to use when teaching about the layers of the atmosphere, climate, global winds, and types of clouds. These slides will support a few different lectures. You will probably want to replace the diagrams with...

A succinct set of slides covers the main points for your weather unit. From the factors that contribute to conditions, to fronts and extreme occurrences, to the different types of clouds, numerous facts are listed in bullets. The only...

Explore the causes of ozone depletion and the effect on plankton, algae, plants, amphibians, and humans. Learn how the Montreal Protocol has possibly helped reverse the decline of the ozone layer. Warning: photos of skin and eye...

Mercury, Venus, Earth, and Mars are collectively known as the terrestrial planets. Although part of the same group, each planet has its own set of characteristics. Scholars explore the characteristics that make the planets unique and...

All types of energy are presented here, with neat pictures and labels to illustrate the technology typically used. Ways of harnessing the energy most efficiently are discussed, and good examples provide starters for further research....