Assessment of Population Exposure to Coarse and Fine Particulate Matter in the Urban Areas of Chennai, India

Table 3

Demographic and area proportion of zones of Chennai.

Zone name & number	Population ratio (%)	Area ratio (%)	Population/; area
(1) Thiruvotriyur	1.76	2.07	4101
(2) Manali	1.51	3.31	2190
(3) Madhavaram	2.72	2.79	4688
(4) Tondiarpet	4.77	1.77	12,963
(5) Royapuram	8.54	1.78	23,106
(6) Thiru. Vi. Ka. Nagar	3.62	1.42	12,255
(7) Ambattur	3.44	3.19	5187
(8) Anna Nagar	6.78	2.11	15,443
(9) Teynampet	8.74	2.14	19,717
(10) Kodambakkam	5.26	1.88	13,490
(11) Valasaravakkam	2.41	1.70	6832
(12) Alandur	3.31	2.16	7371
(13) Adyar	8.37	3.35	12,058
(14) Perungudi	4.50	2.99	7253
(15) Sholinganallur	2.88	3.52	3944
Suburban	31.39	63.73	2379