Product Description: Even though a growing number of people have begun to consider the impact of their actions on the environment, the planet remains vulnerable to human activity and the byproducts of modern conveniences. Thanks to an increasing number of conservation efforts, the planets ecosystems may emerge from the looming shadow of ecological threats...read more

Product Description: Formalizing study of the natural world may seem like a daunting task considering the sheer breadth and variety of living things that inhabit the planet. From the microscopic organisms in the worlds most remote locations to those in the human body, evidence of the intricate structures and mechanisms that enable life are ubiquitous and new discoveries constantly reveal new possibilities that demand to be examined...read more

Product Description: Explores the formation of ecological communities and examines the biological diversity that forms the backbone of life on the planet.Title: EcologyAuthor: Hollar, Sherman (EDT)Publisher: Rosen Pub GroupPublication Date: 2011/08/15Number of Pages: 87Binding Type: LIBRARYLibrary of Congress: 201005249...read more

Product Description: Despite their proximity to Earth, much remains to be learned about the origins and conditions of Mercury, Venus, and Mars. The three smallest planets in our solar system and the three closest to the SunMercury, Venus, and Marsdiffer greatly from each other and from the place we call home...read more

Product Description: The iconic pyramids and striking hieroglyphics of ancient Egypt are but a limited representation of the resplendent culture that once inhabited the Nile Valley. The ancient Egyptians developed sophisticated societies and belief systems, bestowing the world with plenitudes in the way of intellectual and cultural achievement...read more