12 CARNEGIE INSTITUTION 



vSUMMARY OF FiRST YEAR'S CoST. 



Relation of Forests to Climate 17.5"*^ 



Desert Laborator3' 8,000 



Tropical Plant Geography 16,000 



Collecting Tropical Plants 5. 0^0 



Tropical Laboratory 8,000 



Total 144,500 



Estimated Yearly Average eor Five Years. 



(Each investigation should be continued for not less than five years.) 



Relation of Forests to Climate ^6,300 



Desert Laboratory 4.5oo 



Tropical Plant Geography 16,000 



Collecting Tropical Plants 5,°°^ 



Tropical Laboratory 7,90" 



Total yearly average l39<7oo 



These estimates do not include the publication of results. 



;H ^ "-K * :jc * * 



Respectfully submitted b}' 



Frederick V. Covillk, Chairman, 



N. L. Britton, 



John M. Macfarlane, 



GiFFORD PiNCHOT, 



Committee. 

 Washington, June 2S, 1902. 



