The HUN-REN Ecological Research Center is a leading institution dedicated to advancing the understanding of both terrestrial and aquatic ecosystems. With a mission focused on fundamental and applied research, the center contributes to decision-making processes by providing expert guidance on crucial ecological matters. It conducts extensive studies on biodiversity preservation, ecosystem functionality, and the interactions between humans and their natural environments. The center is particularly noted for its work on climate change effects, ecosystem degradation, and biological invasions, offering science-based solutions to contemporary environmental challenges.

Additionally, the center hosts the National Botanical Garden, which showcases a variety of native plant species and provides public education through exhibitions and community programs. Its efforts extend to monitoring invasive species, supporting pollinator populations, and exploring innovative technologies like artificial intelligence for ecological research. Through collaborative projects and interdisciplinary approaches, the HUN-REN Ecological Research Center plays a pivotal role in fostering ecological awareness and sustainability practices both in Hungary and beyond.