PPT-Energy Flow in Ecosystems

                       Ecology the study of the relationships between organisms and their environment Ecosystem a community of organisms and their nonliving environment. Assessment Statements. Define species, habitat, population, community, ecosystem, and ecology. Distinguish between . autotroph. and . heterotroph. Ditinguish. between consumer, . detritivores. and . Energy Powers Ecosystems. Sustainable Practices. Ecologists and economists characterize practices that can be continued indefinitely as . sustainable. .. Ecological Footprint. T. he . area of land required to sustainably provide all resources a population uses and assimilate all the waste it generates, given the prevailing current technology.. Tundra. Swamps. Ocean/Shore Line. Desert. Mountains. S:\FACULTY\6th Science\Introduction to ecosystems.asf. Ecosystem:. All of the living and non-living things that interact in an area.. G:\SECONDARY SCIENCE\Middle School\6th Grade\Ecosystems1\Ecosystems.asf. GEOSS Symposium: The Scientific Benefits of Data Sharing. 16 November 2009. Anthony C. Janetos, Director. Joint Global Change Research Institute. Chair, GOFC-GOLD. Outline. The context of ecosystem services. Ocean Acidification: . How does changing ocean chemistry affect ocean ecosystems?. Jim Barry, Monterey Bay Aquarium Research Institute. Benthic Respiration Chamber System. Perturbation experiments in the deep-sea. Every organism requires energy to carry out life processes such as growing, moving, and reproducing. Photosynthetic . producers. such as plants convert the light energy from sunlight to the chemical energy of organic compounds. . Chapter 3 (Miller and . Spoolman. , 2010). Core Case Study: Tropical Rain Forests Are Disappearing. Cover about 2% of the earth’s land surface. Contain about 50% of the world’s known plant and animal species. Reversing the Deforestation of Haiti. People use charcoal for fuel:. In 1923, 60% of country was covered in forest. Now, less than 2% remains forested. Disrupts ecosystem services that trees provide.. What are Ecosystems? . Groups of living things and the non-living environment in which they live.. The people that study ecosystems are called: . “ecologists.”. Let’s look at the living parts of the ecosystem:. Section 3: . Aquatic Ecosystems. K. What I Know. W. What I Want to Find Out. L. What I Learned. Essential Questions. What are the major abiotic factors that determine the aquatic ecosystems?. What are transitional aquatic ecosystems and why are they important?. Before, you learned. • Matter cycles continuously through an ecosystem . • Living things are part of the water, carbon, and nitrogen cycles. Now, you will learn. • How living things move energy through an ecosystem . Dr.Seema Keswani. Assistant Prof. & Head.. Dept. of Zoology. Trophic Levels. The primary source of energy for an ecosystem is the sun. . Photosynthetic organisms, such as plants and algae, change light energy from the sun into energy that they can use to grow. . Photosynthesis . and . Cellular Respiration. Energy is the ability to do work.. Without ability to . obtain & use . energy, life would NOT exist.. One of the most important compounds that cells use to store & release energy is . Ghorpade. Department of Microbiology . Deogiri College, Aurangabad . 1. Topic :- . Homeostasis of ecosystem. Concepts . of. . Ecology. Definition. Ecology is the scientific . study . of interaction between living systems and their environment.