The burning of fossil fuels, greenhouse gas emissions (GHG), especially CO2 may cause climate change. Environmentally friendly energy progress has major consequences for developing countries as a major emitters because their population growth and fast. This article presents an overview of the developing countries in their efforts to reduce greenhouse gas emissions by energy price reform, promote energy efficiency and renewable energy. The paper focuses on the challenges facing developing countries, such as emission standards conflicting objectives realistic and motivation is hard and social consciousness. There are some options that may be, the paper concludes that reducing greenhouse gas emissions can be achieved if the policies, standards and targeted support and motivation that is practical and flexible, and the community is actively to respond environmental degradation.