50 simple things you can do to save the Earth
題名:
50 simple things you can do to save the Earth
著者:
Javna, John
Javna, Sophie
Javna, Jesse
ISBN（國際標準書號）:
9781401322991
出版資訊:
New York : Hyperion, c2008
規格:
128 p. ; 22 cm
主題:
| Environmental protection -- Citizen participation -- Miscellanea |
| Recycling (Waste, etc.) |
| Salvage (Waste, etc.) |
| Ecology |
| Environmental education |
| Conservation of natural resources -- Citizen participation |