Nowadays, the global economy develops with a rapid speed. However, the developments of most countries based on the fossil energy consuming, which leads to the problems of increasing emission of carbon dioxide and critical environmental pollution. All of these, to some degree, have seriously affected the quality of economy and the sustainability of development. Therefore, to decrease the greenhouse gases, becomes a common view from the theory to the action and the low carbon economy trend is gradually clear. Low carbon economy, as a new mode, relates to the mode of production, living code, values, and country rights and so on. So scientists pay a high attention to this area, make much research and discussion on the low carbon economy.
Surely, china, as a big developing economic country, develops the low carbon economy is the trend of the times. Taking this into consideration, the paper focuses on the low carbon economy through the preliminary investigation of some aspects in china, hoping that it can make contribution to our economy.
Therefore, the core content of the paper is mathematical modelling by analyzing the necessity of developing the low carbon economy in our country, mainly from the aspects of economic growth and energy consumption. And probing into a series of economic effect and recessive problems or challenges from the new mode can be triggered. Then the paper will bring forward the possible suggestions and measures according to the low carbon economy. So, we can make the conclusion that it is positive to develop the low carbon economy mode, from the sustainable development to the core competency promotion. A thinking way should be set up with the Government as the driving force, the enterprises as the mainstay, and the individuals as the base.
KEYWORDS：low carbon economy，energy，economic effects， feasibility of the low carbon economy
