This document discusses the impacts of tourism from economic, socio-cultural, and environmental perspectives. It outlines both positive and negative impacts in each category. For example, economically tourism can result in job creation but also seasonal fluctuations. Socio-culturally, it can preserve cultural heritage but also lead to loss of authenticity. Environmentally, tourism can raise environmental awareness but also cause pollution, overcrowding, and damage natural habitats if not properly managed. The document also discusses various measures to mitigate tourism's negative impacts, like green initiatives in the hotel, transportation, and cities/towns sectors.