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Lesson 4: Natural Environment Introduction Welcome to Lesson 4 of "The World Around Us" course! In this lesson, we'll delve into the natural environment, discuss different types of landscapes and ecosystems, and explore how human activities impact the environment. Learning Objectives By the end of this lesson, you should be able to: Understand and use vocabulary related to the natural environment. Describe different types of landscapes and ecosystems. Discuss the impact of human activities on the environment. Lesson Content Part 1: Vocabulary Related to the Natural Environment Let's start by learning some key vocabulary related to the natural environment: "Forest" (Bosque) "Mountain" (Montaña) "River" (Río) "Ocean" (Océano) "Desert" (Desierto) "Rainforest" (Selva tropical) "Ecosystem" (Ecosistema) "Biodiversity" (Biodiversidad) "Climate change" (Cambio climático) Part 2: Describing Landscapes and Ecosystems Now, let's learn how to describe different types of landscapes and ecosystems: "The forest is dense and rich in wildlife." (El bosque es denso y rico en vida silvestre.) "The desert, though harsh, supports a unique ecosystem." (El desierto, aunque duro, soporta un ecosistema único.) "The river provides a vital water source for the local community." (El río proporciona una fuente vital de agua para la comunidad local.) Part 3: Impact of Human Activities on the Environment Finally, let's discuss how human activities can impact the natural environment: "Deforestation leads to a loss of biodiversity." (La deforestación conduce a una pérdida de biodiversidad.) "Pollution can negatively affect water quality in rivers and oceans." (La contaminación puede afectar negativamente la calidad del agua en ríos y océanos.) "Climate change, largely caused by human activities, is leading to extreme weather conditions." (El cambio climático, causado en gran parte por actividades humanas, está conduciendo a condiciones climáticas extremas.) Practice Activity Write a short paragraph about a natural landscape or ecosystem in your area. Describe its characteristics and any environmental challenges it may be facing. Assessment At the end of the lesson, there will be a quiz to assess your understanding of the vocabulary and concepts covered in this lesson. Conclusion Understanding the natural environment is critical to preserving it for future generations. As part of "The World Around Us," we all play a role in its protection. Continue practicing the vocabulary and conc