Environmental science : a modular approach / Arlon P. Cadiz [and] Trinidad D. Patacsil

Includes bibliographical references.

Preface -- Acknowledgment -- Module 1: Spheres of the earth -- Module 2: Introduction to ecology -- Module 3: Ecosystem and the levels of organization -- Module 4: Biotic and abiotic factors -- Module 5: Distribution of living things/biomes -- Module 6: Population its characteristics -- Module 7: Community roles and habitat -- Module 8: Food chain and food web -- Module 9: Ecological pyramid -- Module 10: Energy in the ecosystem: laws of thermodynamics -- Module 11: Energy transformation -- Module 12: Biogeochemical cycles -- Module 13: Forests in the Philippines and their importance -- Module 14: Roots and effects of deforestation in the Philippines -- Module 15: Environmental laws in the Philippines -- Module 16: Conservation -- Module 17: Philippine biodiversity -- Module 18: Populations -- Module 19: Methods of waste disposal -- Module 20: Greenhouse effect and global warming: basic concepts -- Module 21: El Niño -- Module 22: Human population growth -- Glossary of terms -- Appendix A -- Appendix B -- Bibliography.

"This book "Environmental science: a modular approach" will help college students to answer the call of 21st century and that is to sustain whatever resources they have, as a nation or as a whole world, for future generations. Furthermore, through its humble motivation, students will be motivated and encouraged to be proactive learners for the sake of their environment." -- Excerpt from the preface