It is a standard interview process where you would be provided with a list of questions and 15min to prepare for the questions. The questions are standard including the classic "where do you see yourself in 5 years" and "what skills can you bring into this internship". Demonstration of passion and knowledge in environmental affairs is crucial.

It was a normal process of interview. They ask you about yourself and goals about the internship. They provide you the set of questions and gives you 10 minutes to think about your answers.