Dumka, U. C.; Kumar, B.; Pant, P.; Moorthy, K. K.; Sagar, R.; Saha, A.
(2004)
The temporal variations of AOD at Nainital during the study period showed significant seasonal variations with high AODs (~0.4 at 500nm) during summer and low values (≤0.08 at 500nm) during post-monsoon and winter months.