Ecological aspect of education plays a leading role in stable development of society and future generations. In Russia there exists a system of universal and complex ecological education including preschool, general, secondary, vocational and higher professional and post graduate education. Significant role in successful and effective functionality of ecological aspect of professional training of secondary school teachers of all subjects. The article is investigating problems of ecological aspect of professional training of future teachers of geography in Kazan Federal University (KFU). There are suggested pedagogical conditions, forms, methods and technologies.of developing of ecological competency, which is the foundation of working out and introducing the technology of development of ecological competency of future teachers of geography embracing three aspects: teaching the corresponding subjects; field practice; out-of class scientific research and voluntary public service. The results of the activities carried out in this respect proves that a sufficient level of the well-developed professional ecological competence has been achieved. It makes it possible to make a conclusion of the efficiency of the technology of development of professional ecological competence presented by the authors.