Abstract:Environment protection issue has been a trans-displinary public policy issue on government agenda. However, research on how China’s major S&T plannings promote environment protection remains a gap to be filled. The core research question of this paper is how environment protection has been set in China’s 6 major S&T plannings and its evolution map behind. The conclusion is reached by drawing institution setup of environment protection under China’s 6 major S&T plannings from 1982-2015 is gathered in the way of quantitative research data by analyzing its general trends, historical periods, evolutional characteristics, etc. The innovative part of this paper is to explore a theoretical framework to tackle environment protection by a trans-sectional way, and to calculate environment budget under its total S&T budget of 3 major S&T plannings from 2001-2013 for the first time.