UXL Encyclopedia of Biomes (3 Volume Set)

Whats the difference between a biome and an ecosystem? Why are krill so important to ocean creatures? How do pesticides end up in the tissue of fish-eating birds? Why are marshes so important to wildlife? For answers to questions like these, students need to understand the cycles and systems that regulate biomes.This fully-updated print edition of U�X�L® Encyclopedia of Biomes offers detailed comparative essays on Earths 12 major biomes and their component ecosystems: Coniferous Forest, Continental Margin, Deciduous Forest, Desert, Grassland, Lake and Pond, Ocean Rain Forest, River and Stream, Seashore, Tundra, and Wetland.Entries range from 35 to 45 pages and cover an overview and description, climate, elevation, soil, water bodies, vegetation, animal life, food web, plant and animal adaptations, endangered species, human effects on the biome and the effects of the environment on humans culture and economy. Illustrations and photographs bring information to life. Student achievement in science is becoming increasingly important in the United States. U�X�L® Encyclopedia of Biomes aligns with national science standards and middle school science curriculums and is relevant in a variety of subject areas, such as biology, geography, anthropology, and current events.Each of the 12 chapters on Earths major biomes contains standardized rubrics allowing for easy access to information and com