Current search aims at Development of Social Studies curriculum in The Light of the Negotiation Approach for developing Some Environmental Advocacy Skills Secondary Schools Students , so the researcher prepared a list of Some Environmental Advocacy Skills be included Environmental problem, be included in establishing suggect program, And also prepared of Social Studies curriculum in The Light of the Negotiation Approach prepared, it included (philosophy on which the suggect program is based – its objectives – concepts – methods and strategies of implementing it – methods of evaluating it ) scale of.Environmental Advocacy problem water) and energy problem and climate changing , and using land problems, industirial effectivens , Developing Agricultural     The appropriate scale was conducted, it was applied previously on one experimental and control group to measure its validity and reliability, the suggect program was taught for experimental and control group to ascertain its effectiveness, the scale was then applied subsequently, study results indicated that there are statistical significant differences between average degrees of research group as a whole (one experimental group) in Advocacy scale of Environmental problem dimensions before and after teaching the program in favor of post application reflecting So the researcher recommended utilizing from this program when preparing programs related to of Social Studies curriculum in The Light of the Negotiation Approach for Developing Some Environmental Advocacy Skills among the First Grade Agricultural Secondary Schools Students  and including environmental side in these programs, and also proposing to apply this suggect program on different sectors of community to measure its effectiveness and developing similar programs that aim at achieving higher levels of Environmental Advocacy problem dimensions.