This document summarizes the relationship between ecology and business, and discusses factors to consider when establishing a business from an ecological perspective. It notes that business activities can greatly impact the environment. When establishing a business, its location, the activities allowed, and necessary permissions must be considered, especially in relation to land reservations, natural resources, and pollution control regulations. Ongoing business operations also require precautions and remedies to prevent various types of pollution. Closing a business requires properly disposing of waste and remaining materials. Examples of high-impact industries are also provided.