Pynciau a Argymhellir O fewn eich chwiliad
Pynciau a Argymhellir O fewn eich chwiliad
Effect of environment on
Human beings
53
Human ecology
22
Nature
22
Effect of human beings on
18
Composite materials
6
History
6
Human engineering
6
Environmental aspects
5
Labor productivity
5
Social aspects
5
Work environment
5
Environmental policy
4
Case studies
3
Climatic changes
3
Effect of climate on
3
Social evolution
3
System design
3
Biodiversity
2
Coatings
2
Cross-cultural studies
2
Disaster
2
Disaster relief
2
Disasters
2
Ecological engineering
2
Environmental conditions
2
Environmental degradation
2
Environmental educational
2
Environmental ethics
2
Environmental impact analysis
2
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14Cyhoeddwyd 2001Trafodyn Cynhadledd Llyfr
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