Título: Green infrastructure. Introduction Descripción automática: In this video, a lecturer at a polytechnic university provides an overview of green infrastructure. She breaks down her presentation into five parts, starting with the definition of green infrastructure, its components, origins, and the concept of multi-functionality within its framework. She emphasizes the versatility of green infrastructure, explaining its implementation at various scales from regional to local, and lists examples such as reserves, parks, wetlands, and urban green spaces. The lecturer traces the origins of green infrastructure back to 19th-century planning and conservation theories focused on the benefits of linking parks and natural areas. Multi-functionality is presented as a key aspect, with green spaces serving multiple purposes and offering ecosystem services, illustrated by a public garden serving various roles from cooling the air to providing recreational space. The video concludes with the le