56 



©omien|hal)(eii in ^Dbu ^erfc^el, Oullines ol Aslr. p. 237: 

 »|{y Iho vivifying acliun ol the suu's rays vegeiables arc ena- 

 l)lcd to tlraw supporl Crom inorganic maller and becomc, in 

 Iheir lurn, Ihe supporl of animals and ot man, and Ihc soiirccs 

 oi Ihose great deposits of dynamical efficiency trliicli are laid 

 vp l'or Imman use in our coal strata. By Ihem the waters of 

 Ihe sca are made to circulale in vapour Ihrongh the air, and 

 irrigalc Iho land, prodncing Springs and rivers. By Ihem are 

 produced all disturbances of the chemical oquilibrium of the 

 elcmcnls of nature, which, by a series of composilions and 

 decompositions, give rise to ncw producls, and originale a 

 transfer of malerials 



" (@. 45.) Philos. Transacl. for 1795 Vol. LXXXV. 

 p. 318; 3ol)u j^^erfdiel, Outlines of Aslr. p. 238; Äoöjnoö 

 ^.Pb. I. e. 195 unb 436 nl. 33. 



"(©.45.) ^Beffel in ©d)um«rf)er'ö ailr. 9? a d) r. 

 9^b. XIII. 1836 9(0. 300 ®. 201. 



■^' (@. 45.) Seffel a. a. O. e. 186 — 192 unb 229. 



^' (©. 46.) g^ourier, Theorie analylique de la Cha- 

 leur 1822 p. IX (Annaics de Chimie et de Physique 

 T. III. 1816 p. 330, T. IV. 1817 p. 128, T. VI. 1817 p. 239, 

 T. XIII. 1820 p. 418). — 9tumerird)e ©c^rt^unöeii beö ascrhifteö, 

 iveldieu biird) 2fbforptiou bte grernen--2ßdrme (chalenr slellaire) 

 im 2(etl)ev beö 2öcltraiime^ erletbct, iierfud^t ^^oiffon, Theorie 

 mathemalique de la Chaleur 5 196 p. 436, § 200 p. 447 

 unb 5 228 p. 521. 



^^ (®. 46.) lieber bic wärmenbe Äraft ber ©ferne f. 2f riflot. 

 Meteor. 1, 3 pag. 340 lin. 28; unb ©eneca üIht bie Syü)t ber 

 ©d)id}ten beö guftfreife^, U'eldje basJ ?Wininuim ber QBärme traben, 

 in Nat. Quaest. II, 10: »snperiora enim aeris calorera vicino- 

 rnm sidcrum sentiunt . . .« 



" (©. 46.) <piut. de plac. Philos. II, 13. 



^•^ (©. 47.) Qfrago sur la temperalure du Pole et 

 des e s p a c c s Celestes im A n n u a i r e d u B n r e a u d e s L o n g. 

 pour 18-23 p. 189 unb ponr 1834 p 102; ©rtigei>, Physique 

 du Globc 1832 p. 60 — 78. ©ivanberg fünbet au'5 ©is^cniTtonen 

 über V\i ©rraOIenbred^ung für bie Temperatur beö 2BeltraumsJ 

 ~ 50%3 (q3erKnu^, 3 flbreäl'erid)f für 1830 ©. 54); 



