适合人群:Nature enthusiasts, students of Earth sciences, environmentalists, educators, general readers interested in global awareness, and anyone interested in learning more about our planet's ecosystems and human impact on the environment
ISBN:9780679836964
出版日期:1993-3-31 适合人群:Nature enthusiasts, students of Earth sciences, environmentalists, educators, general readers interested in global awareness, and anyone interested in learning more about our planet's ecosystems and human impact on the environment