PPT-Food Security ( link with population ecology dynamics)

1 human exponential population growth 2 droughts and floods climate change 3 poor farming practices monoculture pest control 4 loss of topsoil and the need for fertilisers 5 alien plants and reduction of agricultural land. Image from Wikimedia Commons. Global human population. United Nations . projections (2004) . (. red. , . orange. , . green. ). . U. S. Census Bureau modern (. blue. ) . & historical . (. black. ) . Image from Wikimedia Commons. Global human population. United Nations . projections (2004) . (. red. , . orange. , . green. ). . U. S. Census Bureau modern (. blue. ) . & historical . (. black. ) . Romain Richard. André . de . Roos. Development. Population / community processes. From individual development to population dynamics. Development is a major determinant of population dynamics. Life history. damp, dark. raining, dripping, steaming. monkey, jaguar, frog, anaconda. climbing, stalking, slinking. furry scaled. endangered.. What is ecology?. Is this . The scientific study of interactions between organisms and their environments, focusing on energy transfer. It is a science of relationships.. The environment is made up of two factors:. Biotic factors- all . and. Levels Of Organization in . Biology and Ecology. Springfield Central High School. Questions to Answer. Daily Problem Set Unit 2- #1. 1. . Explain what ecology is. . 2. . In the relationship between the lynx and the hare, what factors, biotic and . You are responsible for checking your answers and making sure they are correct. If you skipped a question or didn’t get the answer, write it down now!. Ecology Test is tomorrow, Wednesday, November 9th. 1 human . exponential population growth;. 2- . droughts and floods (climate change);. 3- . poor farming practices: monoculture; pest control,. 4 loss . of topsoil and the need for fertilisers;. 5- . alien plants and reduction of agricultural land;. Developers have . approved a project that . will permanently reduce . the primary producers’ . biomass by 50% and remove all rabbits and deer. Which of the following is the most likely result at the completion of the project?. I. Biotic and . Abiotic. Factors. A. Biotic Factors-- all living things that inhabit an environment. 1. relationships with organisms of the same or different species. . B. . Abiotic. Factors: The nonliving environment. What’s coming down the . track?. John . Ingram. Food Systems Programme Leader. Environmental Change . Institute. University . of Oxford. Food security…. ... exists when all people, at all times, have . Learning outcomes. Define Food Security. 3 components of malnutrition. 5 trends impacting food security. Components of the Global Food System. Food Security. T. he . idea that all people at all times have . There are many different definitions of food security. The definition below is frequently used.. The World Food Summit of 1996 defined food security as existing “when all people at all times have access to sufficient, safe, nutritious food to maintain a healthy and active life”.. Root word & meaning. Definition. (will be filled in later).  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . Vocab. Ecology. Producer. Consumer. Decomposer. Autotroph.