The pie chart illustrates the percentage of annual contribution to average PM from different sources in Tashkent.
Overall, Boundary/ Windblown dust contributes the largest proportion whereas waste burning accounts for the smallest proportion to annual average PM concentration.
Wundblown dust holds the first position in contribution to annual average PM, at 36%. Relatively, Residential accounts for the second spot for contribution towards average PM, accounting for 29%. Furthermore, Transportation added 16% of total contribution to the average PM while rest of other figures were standing on quite low, less then 10%.
In terms of light industry, they contributed 7 %, additionally both heavy industry and urban dust contributed the same proportion to annual average PM, respectively 6%. Lastly, waste burning contributed the lowest proportion towards annual average PM, only 8%.
