CONTENTS. 
CHAP. % Page: 
I. Of the Changes induced on the Air by the Germination 
of Seeds, - 1 
II. Of the Changes induced on the Air by the Vegetation 
of Plants, 1? 
Sect. 1. Of the Vegetation of Plants in the Shade, - ib. 
2. Of the Vegetation of Plants in Sunshine, - 56 
3. Of the Relation subsisting between the Produc- 
tion of Oxygen Gas, and the Formation of 
the Colours of Plants, 109 
4. Of the Physical and Chemical Agency of Light 
in promoting the Colouration of Plants, 154 
5. Of the supposed Utility of Carbonic Acid, and of 
the Decomposition of Water in Vegetation, 21<J 
III. Of the Changes induced on the Air by the Respiration 
of Zoophytes, Worms, Mollusca, Insects, Fishes and 
Reptiles, - - 248 
IV 7 . Of the Changes induced on the Air by the Respiration 
of Birds, of Quadrupeds, and of Man, - - 273 
\.-Of the Source of the Carbon in Vegetables and Animals, 
by which the Changes in the Air are effected, - 323 
VI. Of the Phenomena which arise from the Changes induced 
on the Air by the living Functions of Vegetables and 
Animals, --.-... 268 
ERRATA. 
Page 52 Nota, for Physiologia read Phytologia 
72 line 26 for vinea read vinca 
155 Note, for torn. iii. read torn. iv. 
34O 25 for bottles read bottle 
ibid 26 for they were read it was 
