The article provides an analysis of the noosphere concept as the way to the sustainable development of our planet. It offers to consider the epoch of noosphere as the period when the human mind will be able to define the terms necessary for nature and society co-evolution while forming a collective will of the mankind. The author suggests making an analysis of three main problems having appeared owing to the latest development of the anthropogenic civilization: 1) surviving in terms of (...) continuing perfection of weapon of mass destruction; 2) raising the ecological crisis worldwide and its deepening because of the global financial downturn; 3) keeping a personal individuality as a biological and social structure while strengthening comprehensive processes of alienation. The article proves that their decision is closely connected with the following components of noosphere: joining efforts of all the mankind without any exceptions, adopting new values of national and interpersonal cooperation, improving relationships among the nations, accepting and following democratic principles of public life, developing science and culture, changing the governmental and individual approaches to the usage of natural resources, deciding military conflicts and threats peacefully, spreading new principles of noosphere education, etc. (shrink)