Hanna is a Consultant Ecotoxicologist with Cambridge Environmental Assessments (ADAS). She has a scientific background in environmental science with focus on aquatic ecotoxicology and marine biology. Before starting her role at CEA, Hanna’s work focussed on anthropogenic impacts on freshwater as well as marine invertebrates. She worked on the fate and effect of different environmentally relevant chemicals in freshwater laboratory systems and outdoor mesocosms. Later, she moved to marine biological questions and objectives focussing on different anthropogenic stressors to the marine environment. At CEA Hanna is involved in GLP outdoor aquatic mesocosm studies and higher-tier aquatic ecotoxicology studies.