Which factors cause about 25 percent of all diseases and deaths in the world

dehyration is the only thing really and starvation

Almost 25 percent of all global deaths are due to unhealthy environments, according to a new study published by the World Health Organization published early this year. The study reveals that, as of 2012, 12.6 million global deaths (23 percent of deaths) are linked to physical environmental risk factors, namely air, water, and soil pollution, chemical exposure, climate change, and ultraviolet (UV) radiation.