Environmental protection is an increasingly pressing issue all over the world. Ozone depletion, green house effect, global climate changes or global warming, etc, are the main issues in environment. Recent years, many countries and various organizations have paid more attention into environmental protection. Some pacts and protocols have been delivered. A treaty about global environmental protection will be discussed by 192 nations in Copenhagen this December although it seems unpractical to complete a new bill within three months.
About environmental issue, we could not deny it is unrealistic to expect individual nations to make, independently, the sacrifices necessary to prevent environment changes. International leadership and worldwide cooperation are essential if we expect to protect the world for the future generations.
International leadership and worldwide cooperation have made great achievements in the protection of global environment. One of the best examples is OPEC. OPEC, the Organization of Petroleum Exporting Countries, is an international organization of eleven developing countries that are heavily depended on oil revenues as their main sources of income. Since oil revenues are vital to the economics development of these nations, they aim to bring stability and harmony to the oil market by adjusting their oil output to make sure a balance between supply and demand. In the long run, this stability and harmony help to cease the problem of over-refining and over utilization of precious oil energy.
Nevertheless, we can not ignore the fact that it is difficult to reach an absolutely conformity on many other environment problems. Every country will naturally consider their national interests first. For instance, Japan is a country naturally with nearly no energy resource, so it makes great effort to conserve energy for future generations. Therefore Japan once brought crude oil from other countries and...