Life Science Standards
§ Matter, Energy, and Organization in Living Systems- The distribution and abundance of organisms and populations in ecosystems are limited by the availability of matter and energy and the ability of the ecosystem to recycle materials.
§ Interdependence of organisms- The atoms and molecules on the earth cycle among the living and nonliving component of the biosphere.
Science in Personal and Social Perspectives Standards
§ Natural and human-induced hazards- Human activities can enhance potential for hazards. Acquisition of resources, urban growth, and waste disposal can accelerate rates of natural change.
§ Environmental quality- Natural ecosystems provide an array of basic processes that affect humans. Those processes include maintenance of the quality of the atmosphere, generation of soils, control of the hydrologic cycle, disposal of wastes, and recycling of nutrients. Humans are changing many of these basic processes, and the changes may be detrimental to humans.
Earth and Space Science Standards
§ Geochemical Cycles- The earth is a system containing essentially a fixed amount of each stable chemical atom or element. Each element can exist in several different chemical reservoirs. Each element on earth moves among reservoirs in the solid earth, oceans, atmosphere, and organisms as part of geochemical cycles.