UNIVERSIDAD INTERAMERICANA DE PUERTO RICO RECINTO DE FAJARDO DEPARTAMENTO DE CIENCIAS NATURALES Y TECNOLOGÍA I. TÍTULO DEL CURSO : ECOLOGÍA CÓDIGO : BIOL 3503 CRÉDITOS : Tres (3) Créditos REQUISITOS : BIOL 2103, BIOL 2104, QUIM 2112 TÉRMINO ACADÉMICO : 201210 PROFESOR : Dr. Juan Mackenzie Marín HORAS DE OFICINA : M -W 8:00 -10:30 AM, T-TH 10:30AM a 12:00M TELÉFONO DE LA OFICINA : 787-863-2390 Ext.2281 ___________ CORREO ELECTRÓNICO : juan.mackenzie@fajardo.inter.edu II. DESCRIPCIÓN Estudio de los factores bióticos y abióticos que limitan la distribución y abundancia de los organismos y su relación con los procesos evolutivos. Se estudiarán las adaptaciones de los organismos con su ambiente y la estructura de los diferentes niveles organizacionales que componen la biosfera desde la población hasta el bioma. Requiere 30 horas de conferencia y 45 horas de laboratorio. REQUISITOS: BIOL 2103, BIOL 2104, QUIM 2112. I. OBJETIVOS TERMINALES Y CAPACITANTES A. Discutir diferentes conceptos sobre la evolución y el rol de la ecología como ciencia moderna. 1. 2. B. Explicar las transformaciones de la ecología desde una rama descriptiva de la biología. Señalar las diferentes teorías dela biogénesis. Interpretar la estructura, estabilidad y función delos ecosistemas. 1. Reconocer los factores abióticos y bióticos que limitan la distribución y abundancia de los organismos, tales como el agua, el suelo, la temperatura y las interrelaciones bióticas. 2. C. Describir las interacciones delos organismos. 1. 2. D. 2. 2. Utilizar diferentes técnicas estadísticas para hacer descripciones e inferencias sobre aspectos ecológicos. Discutir modelos ecológicos discretos y determinísticos. Integrar la fase teórica de la ecología en la interpretación de los ecosistemas presentes en Puerto Rico. 1. 2. II. Reconocer el impacto de la de zonación, efecto invernadero, y deforestación en la estabilidad de la ecosfera. Describir el impacto de la actividad humana como la agricultura, la minería, la industrialización, etc. en el ecosistema. Desarrollar modelos ecológicos. 1. G. Reconocer los diferentes factores responsables de la biodistribución. Interpretar la importancia del agua como factor crucial en la biosfera. Discutir el impacto del ser humano en la ecología. 1. F. Clasificar los organismos de acuerdo a su nivel trófico. Reconocer las diversas relaciones ecológicas que presentan los organismos. Reconocer los procesos naturales que regulan el entorno. 1. 2. E. Describir los mecanismos en que fluye la energía en los distintos niveles de la exosfera. Identificar las zonas de vida ecológica de Puerto Rico. Describir los principales ecosistemas existentes en Puerto Rico. CONTENIDO A. Visión de la ecología como una rama multidisciplinaria. 1. 2. 3. 4. 5. Definición de ecología y su evolución dentro de las ciencias. Teorías de la biogénesis y la relación de la evolución con la ecología. Niveles de organización de la ecosfera: hidrosfera, atmósfera, litosfera, biosfera. Fundamentos eco-estadísticos. Modelos discretos y determinísticos para estudios ecológicos. B. Factores Abióticos 1. 2. 3. 4. 5. 6. 7. 8. C. Ecología Poblacional 1. III. IV. El agua como componente esencial de la biosfera. Ciclo hidrológico. Sistemas lenticos, loticos, estuarinos y marinos tropicales. Contaminación hidrosférica y su mitigación. Respuestas de los organismos a la humedad, aridez y halogenia. Principales nutrientes edáficos. Luminosidad y fotoperiodos. Adaptación de los organismos a los cambios de temperatura. Propiedades de las poblaciones a. Natalidad, mortalidad, migración, dispersión, densidad. b. Crecimiento y regulación ACTIVIDADES A. B. C. D. E. F. Conferencia Laboratorio Trabajos Individuales Búsqueda de Información Recursos Audiovisuales Experiencias de Campo G. Proyecto Comunal H. Experiencia interactiva de simuladores de ambientes ecologicos CRITERIOS DE EVALUACIÓN A. CRITERIOS DE EVALUACIÓN COMPONENTE PRECENCIAL Se ofrecerán tres exámenes parciales y un examen final comprensivo. Se suministrarán pruebas cortas los primeros seis minutos de cada sesión hasta completar cien puntos. Los exámenes y las pruebas cortas constituyen el 50% de su nota final. Las calificaciones son porcentuales y la curva para la distribución de las mismas es la estándar: 90-100 = A, 80-89 = Ba, 70-79 = C, 55-69 = D, menos de 55 = F La asistencia a clases y laboratorio es compulsoria y será registrada en cada sesión y equivale a 5% de la nota final. En caso de ausencia a un examen o laboratorio, cada estudiante se asegurará de notificar a la profesora previo a su ausencia, ya que no se reponen exámenes o pruebas cortas, excepto en casos extraordinarios. Los laboratorios serán evaluados a través de ejercicios teóricos y prácticos, discusiones, demostraciones e informes escritos individualmente. Los viajes de campo son compulsorios y la puntuación promedio de los laboratorios constituirá un 35% de la nota final. El grupo será subdividido para realizar un trabajo de investigación en equipos de tres estudiantes. Los temas a investigarse serán asignados y deberán realizar una presentación oral además de entregar un escrito. Este informe equivale a 10% de la nota final y no es sustituible por trabajos especiales o escritos. B. CRITERIOS DE EVALUACIÓN COMPONENTE EN LINEA 1. Dos exámenes parciales 20% C/U = 40% 2. Examen final o portafolio equivalente que incluya proyecto de servicios comunal = 20% V. 3. Laboratorio Virtual interactivo [The Eco Lab] Mastering Biology 25% 4. Discusiones, Asignaciones 15% RECURSOS Y MATERIALES A. Libro de Texto 1. Biological Science with MasteringBiology®, 4/E Scott Freeman, University of Washington 2. Libro de texto requerido. Disponible en la librería local.Libro de texto modalidad en línea a. http://www.masteringbiology.com/site?login=1 , b. http://session.masteringbiology.com/myct/courseHome?start=1 3. Recursos audiovisuales Videos del CAI: a. b. c. d. e. f. B. Diapositivas 1. C. SL 34 APA Ecología Revistas Divulgativas (D), Revistas Técnicas (T) a. b. c. d. e. f. g. VI. AV/VC223: Recycling Our Natural Resources AV/VC230: Energy: A National Issue AV/VC293: The Energy Problem AV/VC375: ¿Qué es Ecología? AV/VC448: The Green house effect AC 79 ECO Ecology of terrestrial Microcommunities Biotrópica (T) Boletín de la Academia de Artes y Ciencias de Puerto Rico (T) Ciencia y Desarrollo (D) Geomundo (D) Human Ecology (T) Investigación y Ciencia (D) Nature (D) BIBLIOGRAFÍA Bernard J. Nebel and Richard T. Wright. (2000) Environmental Science. (Seven Edition). 664pp. New Jersey. Prentice—Hall Upper Sanddle River. Brown, Lester R. (2004) Salvar el planeta: plan B: ecología para un mundo en peligro. Barcelona: Paidos. Prieto Bolivar, Carlos Jaime. (2004). El agua: sus formas, efectos, abastecimientos, usos, daños, control y conservación. (2da. Ed.) Bogotá: Ecoediciones. Postletwait, J.H. & Hopson, J.L. (2003). Explore Life. Pacific Grove, C.A. Thomson Learning. Smith, B.F.y Bockarie, A.T. (2006). Ciencia Ambiental: un estudio de interrelaciones (10 ed.). Australia: Thomson. Wright, Richard M. (2005). Enviromental science toward a sustainable future (9th ed.). New Jersey: Pearson. Bilbiografia en línea actualizada al 17 de marzo de 2011, directamente asociada a lo modalidad a Distancia 1. Cell Theory [Módulo de repaso introductorio] a. Robert Hooke Microscopy-UK http://www.microscopy-uk.org.uk/mag/artmar00/hooke1 Until the invention of the microscope, there was no way to see that living matter is made up of small compartments, or cells. This site offers an interesting and in-depth look at Robert Hooke's many accomplishments, both within and beyond the field of biology. Keywords: cells, Hooke, research, history, microscope b. The History of the Development of the Cell Theory http://www.nature.com/ncb/journal/v1/n1/full/ncb0599_E13.html While we today know that all living things are made of cells, it was not always accepted. This journal article provides a brief history of the development of the Cell Theory, one of the foundations of Biology, including references and links to the people involved throughout history. Keywords: cell theory, history, Hooke, Leeuwenhoek, life, microscope c. The Micropolitan Museum of Microscopic Art Forms Microscopy-UK Image Gallery http://www.microscopy-uk.org.uk/micropolitan/index.html Images of freshwater and marine organisms, insects, and plants. All the images were made with the light microscope. Keywords: cells, microscope, organisms d. Light Microscopy Explained HowStuffWorks http://science.howstuffworks.com/light-microscope.htm Everything you ever wanted to know about how a light microscope works and why. Keywords: light microscopy, light, lens, focus e. History of the Microscope HowStuffWorks http://inventors.about.com/od/mstartinventions/a/microscope.htm Article provides a brief overview of the history of light microscopy, including the contributions by Janssen, Leeuwenhoek, Hooke, and Spencer. The article ends with a link to electron microscopes. Keywords: focus, magnifiers, lens, light microscope f. The Life and Times of Louis Pasteur LabExplorer http://www.labexplorer.com/louis_pasteur.htm A short biography and description of Pasteur's science, with several other related links embedded, such as to the Pasteur Institute Keywords: cell theory, Pasteur, research, history, spontaneous generation g. The Slow Death of Spontaneous Generation (1668–1859) AccessExcellence, National Health Museum http://www.accessexcellence.org/RC/AB/BC/Spontaneous_Generation.html Learn how the idea of spontaneous generation was challenged, even before Pasteur's time. Keywords: cell theory, Pasteur, history, research, spontaneous generation h. The Theory of Evolution by Natural Selection Alfred Russel Wallace American Museum of Natural History i. j. k. l. m. n. http://www.nhm.ac.uk/nature-online/collections-at-the-museum/wallacecollection/index.jsp Although Charles Darwin is most often credited with describing the theory of evolution by natural selection, Wallace's work, published alongside Darwin's, led him to much the same conclusions. Keywords: Wallace, evolution, history How Evolution Works: An Interview with Douglas Futuyma ActionBioscience.org http://www.actionbioscience.org/evolution/futuyma.html Douglas Futuyma is a world renowned scientist and author in the area of evolution. In this interview he discusses evolution and natural selection. Keywords: evolution, mechanisms, natural selection Charles Darwin Complete Works Darwin Online http://darwin-online.org.uk Find the complete text of Origin of Species online, as well as an extensive compilation of everything Darwin wrote during his lifetime. Over 40,000 pages of searchable text and 63,000 images can be found within the site. New content is continually being added as it becomes available. Keywords: Darwin, evolution, Origin of Species, history A History of Evolutionary Thought UC-Berkeley Museum of Paleontology http://www.ucmp.berkeley.edu/history/evothought.html Scientific thinking about evolution and change in the natural world evolved philosophically from its early history to the present. Read about some of the major contributions of scientists involved in evolution's early days. Keywords: evolution, history Domesticated Plants and Animals Illustrate Artificial Selection Natural History Museum http://www.nhm.org/exhibitions/dogs/evolution/selection/artificial.html Dogs, like the mustard plant in your text, are an example of artificial selection as a mechanism of evolution. You can even develop your own breed of dog in the activity part of the page. Keywords: artificial selection, cross-breeding, dogs, evolution The Tree of Life Carl Linnaeus , The Linnean Society http://www.linnean.org/ Discover the history behind the Linnean society, formed in honor of Carl Linnaeus—the father of modern taxonomy. Keywords: Linnaeus, phylogeny, taxonomy, history Phylogeny UC-Berkeley Museum of Paleontology http://www.ucmp.berkeley.edu/exhibits/historyoflife.php Find and explore an extensive exhibit of organisms, with information on each about its fossil record, life history and ecology, morphology, and systematics—the field of biology that deals with the diversity of life, including phylogenetics and taxonomy Keywords: fossils, phylogeny, taxonomy, morphology o. The Tree of Life Tree of Life Web Project http://tolweb.org/tree/phylogeny.html Scientists all over the world work together to create a central database of scientific information on the tree of life. Keywords: phylogeny, taxonomy, cladistics, tree of life p. Doing Biology The Scientific Method J. Stein Carter http://biology.clc.uc.edu/Courses/bio104/sci_meth.htm The scientific method involves a sequential series of steps. This link not only leads you through those steps, but uses both a hypothetical situation and real examples to illustrate the points. Keywords: hypothesis, observation, scientific method, testing. 2. Areas of Ecological Study [Módulo 1] a. Ecology and Society ecologyandsociety.org http://www.ecologyandsociety.org/ This journal is concerned with the relationship between society and the lifesupporting ecosystems on which human well-being ultimately depends. Search the articles for information on all areas of ecology, including organismal, population, community, and ecosystems ecology. Keywords: ecology, society, sustainability b. Environmental Issues peopleandplanet.net http://www.peopleandplanet.net/ This fascinating web site provides links to articles and reports on a wide variety of environmental issues, from overpopulation and climate change to pollution and biodiversity. Keywords: environmental issues, ecology c. Types of Aquatic Ecosystems Aquatic Environments WorldBiomes.com http://www.worldbiomes.com/biomes_aquatic.htm This site explores the underwater world of marine and freshwater regions. Click on the images link to view spectacular photos of aquatic environments. Keywords: aquatic, biome, marine, freshwater d. Types of Terrestrial Ecosystems Terrestrial Biomes PhysicalGeography.net http://www.physicalgeography.net/fundamentals/9k.html This site provides an in-depth look at all of the terrestrial biomes on Earth. Scroll to the bottom of the page for links to additional resources. Keywords: biomes, terrestrial, ecosystems, biosphere e. More on Biomes University of California Museum of Paleontology http://www.ucmp.berkeley.edu/exhibits/biomes/index.php f. g. h. i. This excellent site provides additional resources on terrestrial biomes, as well as a good review of freshwater and marine environments. Keywords: biomes, ecosystems The Role of Climate and the Consequences of Climate Change Climate Climate.org http://www.climate.org This site provides a variety of general information on the world's climate— including topics such as air quality, ozone depletion, and climate change—as well as specific articles on current topics related to climate. Follow the many links to other related sites. Keywords: climate, environment, ecosystems, nature Climate Change U. S. Environmental Protection Agency http://www.epa.gov/climatechange/ This site, maintained by the EPA, offers a wealth of information on global warming and other aspects of climate change. Check out the numerous links, including those on U. S. climate policy and measures you can take to help reduce greenhouse gas emissions. Keywords: global warming, climate change Biogeography: Why Are Organisms Found Where They Are? Hot Topics in Biogeography U. S. Geological Survey http://www.usgs.gov/science/science.php?term=96 This site provides links to articles, maps, and other sources of information on a wide variety of topics in biogeography Keywords: biogeography, ecology Biogeography Lab University of California, Santa Barbara Biogeography Lab http://www.biogeog.ucsb.edu/ Explore this site for information related to the latest research and published articles on the topic of biogeography. Keywords: biogeography, landscape ecology, conservation 3. Demography [Módulo 2] a. Demography Population Research Institute http://athens.pop.psu.edu/allen/LinksByCat.cfm?SubjectID=6 This site provides a long list of links related to demography. Click on "biodemography" for a list of links related to biology. Keywords: demography, ecology, population b. Population Growth Nerc Centre for Population Biology Imperial College London, Nerc Centre for Population Biology http://www3.imperial.ac.uk/cpb This center serves as a focal point for ecological studies aimed at tackling c. d. e. f. g. questions in ecology, conservation, demographics, and population biology. Keywords: population biology, research center, ecology Population Growth and Balance Arcytech http://www.arcytech.org/java/population/index.html This informative site describes current models of population growth rate and issues of population balance important to conservation. Follow the "Mathematical Models" link to learn more about the math involved in many of the growth models currently used by researchers. Keywords: population growth, ecology, mathematical models Population Dynamics Density-Dependent Growth and Biological Control Midwest Institute for Biological Control http://www.inhs.uiuc.edu/cee/biocontrol/theoriesmodels/natcontrol.html Biologists have looked to using natural biological methods to control pests and other organisms potentially harmful to agriculture. This site describes how concepts in population biology, such as growth models, relate to biological control. Keywords: density-dependent growth, biological control, ecology How Can Population Ecology Help Endangered Species? Stanford Center for Conservation Biology Stanford Center for Conservation Biology http://www.stanford.edu/group/CCB/ This site describes the research, politics, and education at Stanford University's Center for Conservation Biology. Follow the links to learn more about the different projects, questions asked by conservation biologists, and how such research is applied to protecting and conserving the natural environment and wildlife. Keywords: conservation biology, ecology, research institute Metapopulation Research Group Metapopulation Research Group, University of Helsinki http://www.helsinki.fi/science/metapop/index.htm This Website highlights the research of scientists who are studying the biology and conservation of the Glanville fritillary and many other species found in fragmented or patchy habitats. Follow the links to learn about their many research projects and diverse approaches to this field. Keywords: metapopulation, population biology, conservation The Endangered Species Program U. S. Fish and Wildlife Service http://www.fws.gov/endangered/ This government Website provides a wealth of information on endangered species and recovery programs, plus links to a variety of related sites. Keywords: endangered species, conservation 4. Species Interactions [Módulo 3] a. Mutualism and Commensalism Nearctica http://www.nearctica.com/ecology/pops/symbiote.htm b. c. d. e. f. This site describes the differences between mutualistic and commensal relationships. Follow the links for examples and illustrations. Keywords: mutualism, commensalism, species interactions Insect Mimicry Iziko Museums of Cape Town http://www.museums.org.za/bio/insects/insect_mimicry.htm This site provides a good overview of mimicry in insects, with representative examples. Keywords: Batesian mimicry, Mullerian mimicry, insects Community Structure No entry for this section. Community Dynamics Ecological Succession Offwell Woodland & Wildlife Trust http://www.offwell.free-online.co.uk/successn/index.htm This British Website gives an excellent overview of both primary and secondary succession, along with detailed illustrations of each. Keywords: succession, disturbance Mount St. Helens U.S. Department of Agriculture http://www.fs.fed.us/pnw/mtsthelens/MSH-brochure.pdf This informative online brochure explores the successional changes occurring on Mount St. Helens since this volcanic mountain in Washington erupted in 1980. Keywords: Mount St. Helens, succession, disturbance Species Richness in Ecological Communities Species Survival Commission World Conservation Union http://www.iucn.org/themes/ssc/index.htm The Species Survival Commission is a worldwide network of scientists interested in preserving species diversity. Follow the "Red List" link to see what has been touted as the world's most comprehensive inventory of the global conservation status of plants and animals. Keywords: species diversity, conservation 5. Energy Flow and Trophic Structure [Módulo 4] a. Lake Ecology Water on the Web http://waterontheweb.org/under/lakeecology/12_producers.html This site explores a wide variety of ecological studies and theories in the field of limnology. Follow the links to the homepage to learn about this NSF-supported clearinghouse on the ecology of other waters on the Earth. Keywords: limnology, energy flow, research b. Food Webs The Gould League http://www.gould.edu.au/foodwebs/kids_web.htm At this interactive site, you can construct food webs in four different types of c. d. e. f. g. ecosystems. Keywords: food web, carnivore, omnivore, herbivore, producer World Resources Institute World Resources Institute http://www.wri.org/wrisites.cfm This organization focuses on the state of the world's ecology and the exploitation of nonrenewable resources. Follow links throughout the site to see how ecological policy making and research is handled on an international level. Keywords: ecosystem, World Institute, climate Biogeochemical Cycles Carbon Cycle Science U. S. Carbon Cycle Science Program http://www.carboncyclescience.gov/default.php Understanding global carbon cycles is of the utmost importance to our ability to predict future climate change. At this site you can learn about the current data on carbon cycling and research being done to increase our understanding of the impact of carbon cycling for our environment. Keywords: research, carbon cycling, climate Wetland Biogeochemical Laboratory Wetland Biogeochemical Laboratory http://wetlands.ifas.ufl.edu/ Sponsored in part by the Environmental Protection Association (EPA), the WBL collects and compiles biogeochemical information on wetlands in the United States. Follow the "Research Projects" link for an overview of biogeochemical cycles. Keywords: biogeochemical database, research, ecology Human Impacts on Ecosystems Global Warming National Resources Defense Council http://www.nrdc.org/globalWarming/default.asp Navigate this site to learn about global warming and to view related sites. Also explore other issues that are a result of human impact on the environment. Keywords: global warming, ecosystem, humans, environment Acid Rain U. S. Environmental Protection Agency http://www.epa.gov/acidrain/ This EPA website provides a wealth of resources on acid rain, with comprehensive information on what it is, how it affects the environment, and what measures are being taken to reduce it. Follow the many links to related topics. Keywords: acid rain, pollution, environment 6. What Is Biodiversity? [Módulo 5] a. Biodiversity World Map British Natural History Museum http://www.nhm.ac.uk/research-curation/projects/worldmap/ This site discusses the current geography of biodiversity and the actions that b. c. d. e. f. g. nonprofit and governmental groups are taking in order to address biodiversity issues. Follow the link to "Biodiversity Value" to explore the types of research needed to investigate our planet's wealth of biological life. Keywords: biodiversity, species extinction, conservation Meet the Scientist Field Museum http://www.fieldmuseum.org/biodiversity/scientist_profiles/scientist_newton3.ht ml Assistant Curator at the Field Museum, Alfred F. Newton, shares why and how he studies biodiversity. Follow the links on the right to read more about biodiversity and conservation. Keywords: biodiversity, study, conservation Where is Biodiversity Highest? Biodiversity Hotspots Center for Applied Biodiversity Science http://www.biodiversityhotspots.org/Pages/default.aspx This Website provides a wealth of information on species richness and hotspots around the world. Follow the many links to learn about particular areas in detail, as well as current conservation measures and recent research. Keywords: biodiversity, hotspots, conservation Threats to Biodiversity Threats to Biodiversity Conservation International http://investigate.conservation.org/xp/IB/basics/basics_threats.xml This site provides basic information on biodiversity and the threats to it. Follow the species focus link at the top to learn about threats specific to certain animals. Keywords: biodiversity, conservation Habitat Fragmentation Australian Museum http://www.austmus.gov.au/factSheets/habitat_fragmentation.htm This fact sheet gives a good overview of habitat fragmentation and its effects on biodiversity. Keywords: habitat fragmentation, biodiversity Preserving Biodiversity Environmental Leadership in Business The Center for Environmental Leadership in Business http://www.celb.org/xp/CELB Companies with both local and global presence have an opportunity to shift the impact of their activities from environmental harm to ecological stewardship through the programs and strategies employed by the CELB. Explore this site to learn how business and conservation can become more compatible. Keywords: economics, environment, conservation Center for Biodiversity and Conservation American Museum of natural History http://cbc.amnh.org/#SlideFrame_2 The site describes the research, education, and outreach efforts of the Center for Biodiversity and Conservation, dedicated to the study of species diversity in threatened ecosystems and to the implementation of effective conservation measures and public policy. Keywords: biodiversity, conservation NOTAS ESPECIALES Servicios Auxiliares o Necesidades Especiales Todo estudiante que requiera servicios auxiliares o asistencia especial deberá solicitar los mismos al inicio del curso o tan pronto como adquiera conocimiento de que los necesita, a través del registro correspondiente en el Decanato de Estudiantes. Por ejemplo: Todo estudiante que requiere servicios auxiliares o asistencia especial, deberá solicitar los mismos al inicio del curso o tan pronto adquiera conocimiento de que los necesita, a través del registro correspondiente en la Oficina del Coordinador de Servicios a los Estudiantes con Impedimentos, ubicada en el Decano de Estudiantes. Honradez, fraude y plagio (Reglamento General del Estudiante, Capítulo V) La falta de honradez, fraude, plagio y cualquier otro comportamiento inadecuado con relación a la labor académica constituyen infracciones mayores sancionadas por el Reglamento General de Estudiantes. Las infracciones mayores, según dispone el Reglamento General de Estudiantes, pueden tener como consecuencia la suspensión de la Universidad por un tiempo definido mayor de un año o la expulsión permanente de la Universidad, entre otras sanciones.