Dan Green

Mixes science and art to bring the world of geology to life, with wacky characters to explain the things that form the foundations of our planet including rocks, gems, crystals, fossils, and more.

The Rock and Gem Book is packed full of photos of natural wonders, including rocks, minerals, gems, shells and fossils. This children's encyclopedia displays more than 1,200 full-color specimens, from sapphires and rubies to silver and pearl, revealing the unique qualities of each material and how it is used in industry, architecture, art and science. Including precious metals, rare fossils, tiny gemstones and giant shells, the Rock and Gem Book gives...

An introduction to climate change covers such topics as the polar ice caps, the greenhouse effect, global warming, and fossil fuels.

The characters Atmosphere, Drought, Hurricane, and El Nino explain to young kids the systems of weather they govern and how they sometimes clash to make life easier or more difficult for those who live on Earth.

Describes various spacecraft used to explore the solar system and beyond and gather information about the sun, the planets, and the universe. Includes color illustrations and a glossary.

Illustrations accompanied by brief explanations provide an overview of various topics pertaining to physics, including how they were discovered and studied and how they relate to our understanding of the world at large. Includes a glossary.

An icon of science, the periodic table defines the fundamental chemistry of everything in the universe. In this compact yet comprehensive guide, Dan Green outlines the history, development, and working of the table, shows how its design reflects and illuminates the organization of all matter, and even explains what it has to tell us about the chemistry of distant stars and of our own bodies.

Two years ago Jack Morgan - the head of the renowned worldwide investigation firm Private - was in charge of security for the World Cup in Bazil. During the championship final, the action nearly spilled from the field into the stands. Fortunately, Jack and his team averted disaster on football's biggest stage. Now he has returned to Rio to secure the Olympics. But before the torch is lit, the threats come fast and furious as Jack discovers that someone...

"A group of some of the most powerful people in the government, the military, and the private sector, has begun a brutal plan to quietly take over the reins of the U.S. government. They've begun to remove the people who stand in their way--and replace them with their own sympathizers and puppets. They've already taken out the Speaker of the House--whose death was made to look like an accidental drowning--and the president and vice president are next....