Air pollution

Every day the Earth's air, sea, and land become more and more polluted, and the effect of pollution on our health, and even the danger to our lives, is increasing. This book looks at the problems and some of the things we can do to solve them

Gorde:
Xehetasun bibliografikoak
Egile nagusia: Rosemary Border
Hizkuntza:Undetermined
English
Argitaratua: Cincinnati, Ohio Anderson Pub. Co. 1988
Gaiak:
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Thư viện lưu trữ: Trung tâm Học liệu Trường Đại học Trà Vinh