The human beings of the rapid changing world need to develop a sense of ethics to conserve the environment as the world suffers from serious environmental threats. A study was conducted on 270 secondary students to find their environmental ethics. Normative Survey Method has been used in the study. The result of the study revealed there is no significant difference was found among them with regard to gender, nativity, medium of study, mode of management, parental occupation, parental education, size of family and birth order. The study suggest for initiation of curricular and co-curricular activities at the school level to create environmental awareness and environmental sensitivity among students for sustainable life in future.