Green planet how plants keep the Earth alive /
Wedi'i Gadw mewn:
Prif Awdur: | |
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Awdur Corfforaethol: | |
Fformat: | Electronig eLyfr |
Iaith: | Saesneg |
Cyhoeddwyd: |
New Brunswick, N.J. :
Rutgers University Press,
c2009.
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Pynciau: | |
Mynediad Ar-lein: | An electronic book accessible through the World Wide Web; click to view |
Tagiau: |
Ychwanegu Tag
Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!
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Tabl Cynhwysion:
- An injured paradise
- Plants put the oxygen in the air
- Greenhouse earth : plants help to keep the Earth from overheating
- Shade : trees make good air conditioners
- The water cycle : plants prevent droughts and floods
- Plants feed the world
- Plants create soil
- Plants create habitats
- Plants heal the landscape
- How agriculture changed the world
- Why we need plant diversity
- What can we do?