Welcome to Course 10. In this course, you will gain the necessary linguistic elements to write an expository text about a common environmental issue in your city, its causes, consequences, and how it is managed in the city. Through the activities proposed in the course, you will get familiar with vocabulary related to environmental issues, strategies, and solutions as well as different ways to express facts and opinions about environmental topics. Besides, you will strengthen the use of strategies to understand general and specific information from audiovisual texts, and the use of conditionals (1, 2, and zero) and discourse markers in the appropriate way.