450 points. The subjects of environmental engineering postgraduate entrance examination are ideological and political theory (full score 100), English II (full score 100), Mathematics II (full score 150) and Introduction to environmental engineering (full score 150). Out of 500, 450 is high. Environmental engineering is a branch of environmental science, which mainly studies how to protect and rationally use natural resources through scientific means, solve increasingly serious environmental problems, improve environmental quality, and promote environmental protection and social development.