| Type |  Book |
| ชื่อเรื่อง | Haze in the Grand Canyon [electronic resource] : an evaluation of the winter haze intensive tracer experiment / Committee on Haze in National Parks and Wilderness Areas, Board on Environmental Studies and Toxicology, Board on Atmospheric Sciences and Climate, Commission on Geosciences, Environment, and Resources, National Research Council |
| ISBN | 0309596084 (ebook) |
| | 0585085137 (ebook) |
| | 9780309596084 (ebook) |
| | 9780585085135 (ebook) |
| พิมพลักษณ์ | Washington, D.C. : National Academy Press, 1990 |
| รูปเล่ม | 1 online resource (x, 97 p.) : ill |
| หัวเรื่อง | Air --Pollution --Arizona --Grand Canyon National Park [] |