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Instructional Video9:22
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\n\"Nitrogen\n\n
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\nCrash Course\n
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\nNitrogen and Phosphorus Cycles: Always Recycle! Part 2\n

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\n\nFor Teachers\n\n7th - 12th\n
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\nWe wish you a happy, healthy, and phosphorus school year! A video explains the importance of getting the nutrients that are needed and focuses on the nitrogen and phosphorus cycles. It includes discussions on the importance of...\n
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Worksheet
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\n\"Biogeochemical\n\n
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\nCurated OER\n
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\nBiogeochemical Cycles Study Guide\n

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\n\nFor Students\n\n9th - 12th\n
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\nThe four cycles in Earth's biogeochemical system are covered in this worksheet. Science stars fill in the blanks or define vocabulary terms pertaining to the hydrologic, carbon, nitrogen, and phosphorous cycles. This resource provides a...\n
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Activity
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\n\"The\n\n
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\nIt's About Time\n
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\nThe Nitrogen and Phosphorous Cycles\n

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\n\nFor Teachers\n\n7th - 12th\n
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\nHow do we affect the ecosystem, and what can we do to preserve it? Pupils explore chemicals that promote and inhibit plant growth, then discuss the importance of nitrogen and phosphorus to the survival of organisms and describe how...\n
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Instructional Video10:06
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\n\"Biogeochemical\n\n
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\nBozeman Science\n
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\nBiogeochemical Cycling\n

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\n\nFor Students\n\n9th - 12th\n
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\nA woman had a job crushing cans at the recycling plant; it was soda pressing. Video focuses on the ways our environment recycles, including the water cycle, carbon cycle, nitrogen cycle, and the phosphorus cycle. It also describes the...\n
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Worksheet
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\n\"Dynamics\n\n
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\nCurated OER\n
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\nDynamics of Ecosystems\n

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\n\nFor Students\n\n9th - 12th\n
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\nA set of guided notes walks your biology or environmental studies learners through the dynamics of ecosystems. They write short answers to questions about the energy budget, food webs, trophic levels, and biogeochemical cycles. One way...\n
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PPT
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\n\"The\n\n
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\nCurated OER\n
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\nThe Biogeochemical Cycles\n

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\n\nFor Teachers\n\n9th - Higher Ed\n
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\nThe majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...\n
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Instructional Video10:10
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\n\"Ecosystem\n\n
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\nCrash Course\n
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\nEcosystem Ecology: Links in the Chain\n

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\n\nFor Teachers\n\n7th - 12th\n
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\nA video starts by defining an ecosystem. It expands on the concept by covering trophic structure, primary producers, primary consumers, secondary consumers, tertiary consumers, detrivores, and bioaccumulation. \n
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Worksheet
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\n\"Biosphere\n\n
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\nCurated OER\n
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\nBiosphere\n

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\n\nFor Students\n\n7th - 12th\n
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\nThere is so much to learn about the different cycles, processes, and parts of the biosphere. Using a pretest as a formative assessment to see what your budding ecologists already know is a great way to figure out which important areas...\n
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Worksheet
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\n\"Photosynthesis\n\n
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\nCurated OER\n
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\nPhotosynthesis\n

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\n\nFor Students\n\n9th - 10th\n
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\nIn this photosynthesis worksheet, students complete 20 various types of questions related to photosynthesis. First, they match each description in the first column with the correct vocabulary term in the second. Then, students explain...\n
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Instructional Video
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\n\"Pbs\n\n
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\nPBS\n
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\nPbs Learning Media: Crash Course Ecology: Nitrogen & Phosphorus Cycles: Always Recycle! Part 2\n

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\n\nFor Students\n\n9th - 10th\n
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\nHank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. [9:21]\n
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Unit Plan
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\n\"Visionlearning:\n\n
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\nVision Learning\n
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\nVisionlearning: Earth Cycles: The Phosphorus Cycle\n

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\n\nFor Students\n\n9th - 10th\n
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\nAn introduction to the significance of phosphorus in regards to living organisms. An explanation of the phosphorus cycle is discussed in different scenarios.\n
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Handout
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\n\"Encyclopedia\n\n
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\nEncyclopedia of Earth\n
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\nEncyclopedia of Earth: Biogeochemistry: Phosphorus Cycle\n

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\n\nFor Students\n\n9th - 10th\n
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\nArticle explaining what the phosphorus cycle is, where it occurs, its place in the biotic world, and the environmental impact of human activities on the phosphorus cycle. (Published: October 8, 2009)\n
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Instructional Video
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\n\"Crash\n\n
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\nCrash Course\n
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\nCrash Course Ecology #9: Nitrogen & Phosphorus Cycles: Always Recycle Part 2\n

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\n\nFor Students\n\n9th - 10th\n
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\nHank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. [9:23]\n
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Handout
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\n\"Lenntech:\n\n
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\nLenntech: The Phosphorus Cycle\n

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\n\nFor Students\n\n9th - 10th\n
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\nA concise explanation of the phosphorus cycle. Also contains a flow diagram which illustrates the flow of phosphate through the cycle.\n
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Graphic
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\n\"Alken\n\n
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\nOther\n
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\nAlken Murray: The Phosphorous Cycle\n

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\n\nFor Students\n\n9th - 10th\n
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\nA diagram which clearly illustrates the phosphorous cycle in a somewhat technical manner.\n
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Handout
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\n\"Encyclopedia\n\n
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\nEncyclopedia of Earth\n
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\nEncyclopedia of Earth: Phosphorus\n

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\n\nFor Students\n\n9th - 10th\n
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\nInformation about the element, Phosphorus, atomic number 15. Covers physical and atomic properties, the phosphorus cycle, phosphorus chemistry, and how exposure to white phosphorus affects human health.\n
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Graphic
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\n\"Phosphorous\n\n
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\nCurated OER\n
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\nPhosphorous Cycle Diagram\n

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\n\nFor Students\n\n9th - 10th\n
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\nA diagram which clearly illustrates the phosphorous cycle in a somewhat technical manner.\n
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\n\nGet Free Access\n\nSee Review\n
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Handout
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\n\"Encyclopedia\n\n
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\nEncyclopedia of Earth\n
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\nEncyclopedia of Earth: Physics & Chemistry: Phosphate\n

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\n\nFor Students\n\n9th - 10th\n
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\nDiscusses what phosphates are, their role in the phosphorous cycle, where they occur in the natural world, their chemistry, and the impact of the use of phosphate fertilizers in agriculture.\n
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Website
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\n\"Geography4\n\n
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\nGeography 4 kids\n
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\nGeography4 kids.com: Cycling Phosphorus\n

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\n\nFor Students\n\n5th - 8th\n
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\nAn essential element in the ecosystem is phosphorus. Discover the phosphorus cycle, what depends upon it, and how it works.\n
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Instructional Video
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\n\"Bozeman\n\n
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\nBozeman Science\n
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\nBozeman Science: Biogeochemical Cycles\n

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\n\nFor Students\n\n9th - 10th\n
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\nPaul Andersen explains how biogeochemical cycles move required nutrients through the abiotic and biotic spheres on our planet. Matter on the Earth is conserved so producers must receive required nutrients through the water cycle, carbon...\n
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Unit Plan
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\n\"Ga\n\n
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\nGeorgia Department of Education\n
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\nGa Virtual Learning: Matter and Energy Cycles\n

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\n\nFor Students\n\n9th - 10th\n
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\nIn this incredibly comprehensive interactive tutorial you will learn about the carbon cycle. You will also learn about how matter and energy flows through the nitrogen cycle and phosphorus cycle.\n
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Unit Plan
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\n\"Ck\n\n
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\nCK-12 Foundation\n
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\nCk 12: Earth Science: Flow of Matter in Ecosystems\n

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\n\nFor Students\n\n9th - 10th\n
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\n[Free Registration/Login may be required to access all resource tools.] In this module, students will learn about the cycles of nature (water, carbon, nitrogen, and phosphorus) that support the flow of nutrient matter through an...\n
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Handout
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\n\"Marietta\n\n
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\nOther\n
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\nMarietta College: Ecosystems\n

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\n\nFor Students\n\n9th - 10th\n
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\nComplete illustrated discussion of energy flow within ecosystems, including discussions of trophic levels, ecological pyramids, food chains and webs, biological magnification, and cycles.\n
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Handout
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\n\"Ohio\n\n
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\nOhio State University\n
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\nOhio State University: Concepts of Plant Ecology\n

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\n\nFor Students\n\n9th - 10th\n
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\nAn advanced discussion of plant interactions and relationships. Energy flow, nutrient cycling and succession are discussed. Try the quiz to check your understanding.\n
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