Socio-scientific issues (SSI) play a significant role in decision making for citizens in the 21st century and thus should be listed as one of the major goals of science education. The current study examines whether high school students from two different sectors Jewish and the Arab sector studying the same science curriculum hold the same knowledge, attitudes and environmental behavior in the context of SSI (global warming, energy and water crisis). Students from both sectors lack knowledge on SSI and most students do not understand the causes for the environmental problems. Very few view...