 She also researches the Red Sea, in particular, the effects of increased water temperature and studies the effects of other stressors as UV-B radiation, pollutants transported by the atmosphere to the ocean, and stressors interactions.Her key research themes include global change, biological oceanography, phytoplankton ecology, pelagic metabolism, polar ecosystems, optical properties and UV radiation, growth, and cell death and losses.She has participated in over 25 oceanographic expeditions in the Arctic and Southern (Antarctic) Ocean, Atlantic, Pacific and Indian Oceans.