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Science Reference Center
Full-text articles to support research in applied sciences, biology, chemistry, earth and space science, and energy. Includes the Science Image Collection, a database of high-quality science images from National Geographic, UPI, Getty, NASA, and Nature Picture Library.
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The world's premier climatologist, Lonnie Thompson has been risking his career and life on the highest and most remote ice caps along the equator, in search of clues to the history of climate change. His most innovative work has taken place on these mountain glaciers, where he collects ice cores that provide detailed information about climate history, reaching back 750,000 years. To gather significant data Thompson has spent more time in the death...
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In 1972, The Limits to Growth introduced the idea that world resources are limited. Soon after, people became aware of the threats to the world's rainforests, the biggest terrestrial repositories of biodiversity and essential regulators of global air and water cycles. Since that time, new research and technological advances have greatly increased our knowledge of how rainforests are being affected by changing patterns of resource use. Increasing concern...
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In this adventurous title, readers learn all about plate tectonics! A brief history of Alfred Wegener's theory of continental drift introduces readers to the development of plate tectonics and how it helped form the Earth we know today. Through colorful images, helpful charts and graphs, and easy-to-read text, readers will discover such fascinating topics as magnetic pole reversal, divergent and convergent plate boundaries, the ocean-continental division,...
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Explore the different types of ecosystems and biomes through this captivating Spanish book, featuring vivid images, charts and graphs, and interesting facts! Readers will be excited as they learn about the tundra, grassland, desert, and temperate forests, as well as riparian and pelagic biomes. A glossary, index, and an engaging experiment are included to help children further understand the content.
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Earth has many biomes. Each one has special features. Each one has its own plants and animals. Learn about biomes and the species that live in them. Read along and count down Earth's top five biomes. This full-color nonfiction reader will engage students in reading while introducing them to new vocabulary terms and concepts. Important text features include a glossary and a table of contents to develop students' comprehension and literacy skills. This...
89) Land
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Every page in this colorful nonfiction reader features bright, vivid images in conjunction with descriptive vocabulary and nonfiction informational text to introduce beginning readers to various types of land. Examples include canyons, deserts, grasslands, mountains, forests, and beaches.
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Science educator, TV host, and New York Times bestselling author Bill Nye is on a mission to help kids understand and appreciate the science that makes our world work. Featuring a range of subjects-physics, chemistry, geology, biology, astronomy, global warming, and more-this profusely illustrated book covers the basic principles of each science, key discoveries, recent revolutionary advances, and the problems that science still needs to solve for...
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"A historically large irruption of snowy owls during the winter of 2013-2014 brought them across the eastern US, and farther south than usual. Scientists used this opportunity to attach GPS tracking devices to some snowy owls to increase understanding of their winter behavior and migration."--
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What We Leave Behind is a piercing, impassioned guide to living a truly responsible life on earth. Human waste, once considered a gift to the soil, has become toxic material that has broken the essential cycle of decay and regeneration. Here, award-winning author Derrick Jensen and activist Aric McBay weave historical analysis and devastatingly beautiful prose to remind us that life-human and nonhuman-will not go on unless we do everything we can...
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"This easy reader introduces five animals and their habitats. A lion, reindeer, camel, sea lion, and tiger are presented through peekaboolike circles under the heading, "What am I?" A page turn reveals the full creature: "I am a lion. Where am I?" Turn the page again and two lionesses are shown sitting in a grassland. The simple questions repeat for each creature."--School Library Journal.
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Magic tree house fact trackers volume 5
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The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!!
When Jack and Annie got back from their adventure in Magic Tree House #5: Afternoon on the Amazon, they had lots of questions. How much rain falls in a rain forest? What is the world's heaviest...
When Jack and Annie got back from their adventure in Magic Tree House #5: Afternoon on the Amazon, they had lots of questions. How much rain falls in a rain forest? What is the world's heaviest...
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Elephants are among the most magnificent – but also most problematic –members of South Africa's wildlife population. While they are sought after by South African and foreign tourists alike, they also have a major impact on their environment. As a result, elephant management has become a highly complex and often controversial discipline. The information needed to underpin vital decisions about elephant management has largely been unavailable to...
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Este libro recoge, desde los conceptos básicos técnicos, científicos y metodológicos, hasta importantes experiencias prácticas, realizadas en el Suroccidente colombiano y en Costa Rica, de determinación de la cantidad de agua apropiada que se debe dejar en un curso de agua para que las condiciones ambientales, la flora y fauna del cuerpo de agua y fondos no se vea afectada.
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Contemplative or "noetic" knowledge has traditionally been seen as the highest mode of understanding, a view that persists both in many non-Western cultures and in Eastern Christianity, where "theoria physike," or the illumined understanding of creation that follows the purification of the heart, is seen to provide deeper insights into nature than the discursive rationality modernity has used to dominate and conquer it. Working from texts in Eastern...
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Every day, every one of us contributes to the waste problem but, despite being a part of our lives, waste is poorly understood, even by those who should know better. We live in a throw-away society and yet what is discarded is a vital raw material and ingredient being traded as a valuable commodity around the world. Recycling our Future provides an insight into the challenges facing the industry and individuals as the world contemplates expanding...
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