SECTION E.—GEOGRAPHY. 
INTER-RACIAL PROBLEMS AND WHITE 
COLONIZATION IN THE TROPICS. 
ADDRESS BY 
PROFESSOR J. W. GREGORY, D.Sc., F.R.S., 
PRESIDENT OF THE SECTION. 
CONTENTS. Pace 
I. The Modern Increase in Population . : s : : : By die 
II. The Races of Mankind . é 5 : ; : : : : 127 
III. Geographical Principles . ‘ : . : : : : : 128 
IV. Inter-Racial Relations: . ; 129 
1 (a) Racial Fusion. 1 (6) Racial Fusion in South America. 
2 (a) Co-resident Distinctness. 2 (b) The Position in the United 
States. 
3 (a) Racial Segregation. 3 (6) The Probable Development in the 
United States. 3 (c) Segregation in South Africa. 
VY. Tropical Colonization and the Future of Australia. ‘ A 2 ‘ 136 
1, Supposed Unfavourable Factors in Tropical Climate : 
(a) Heat. 
(6) Moist Heat. 
(c) Monotony in Temperature. 
(d) Actinic Rays. 
(e) Miscellaneous Influences. 
. Medical Opinion. 
. Improvements by Public Sanitation. 
. Old-established European Settlements in the Tropics. 
. The Development of Tropical Australia. 
(a) Vital Statistics in Queensland. 
(6b) The Northern Territory. 
(c) Queensland and the Sugar Industry. 
6. Rate of Progress and the Drawbacks of the Tropical Climate. 
7. Conclusion. 
oO mm Ww bo 
I. The Modern Increase in Population. 
Tue problem of the present century, according to many observers, 1s 
the problem of the colour line. We are warned from one side of the danger 
to civilization of the rising tide of colour ; and from the other of the peril 
to humanity from the rising tide of colour prejudice. The difficulties of 
the racial problems have been intensified by the unprecedented increase 
in the world’s population. According to the estimates in 1696 of Gregory 
King, a pioneer in political statistics, the utmost population which England 
could support would be 22 million and that number would not be reached 
