Twitter, with more than 330 million monthly active users worldwide, is an invaluable source for studying environmental and social concerns. Here, we present an exploratory data analysis of a one-year (July 20- July 21) dataset of ~132K tweets containing the words ‘plastic’ or ‘microplastic’ in reference to the marine environment. Understanding what kind of users profiles are tweeting and how and when they do it, could help organizations involved in research and marine environmental awareness to adjust their communication plans. A web app called Twilitter has been created to analyze these results over time
