The interviewer is asking this question to see if you understand the current and relevant issues in this profession. This question is an opportunity to talk about your education, cite academic journals, blogs, and other media. You should also mention any environmental conferences, virtual events, webinars you have attended as part of your efforts to stay informed. Make sure you keep abreast of the latest environmental news and trends to ensure you are knowledgeable. Read the latest news in trade and national media to stay up-to-date on the latest legislation and how it might affect your career and companies. Before your interview, make a list of environmental experts, articles, and blogs, as well as conferences and events that you may be interested in attending in the future.