Hong Kong vs Poland: Long run air pollution

Hong Kong
677,510
in 2022
Poland
554,688
in 2022
Hong Kong rank
36th
Poland rank
39th

Long run air pollution over time

  • Hong Kong
  • Poland
0500.0k1.0M1.5M175018862022

How they compare

Hong Kong currently reports 677,510 against 554,688 in Poland, a difference of 122,822.

That makes Hong Kong's figure about 1.2 times Poland's.

The two have swapped places 5 times across 273 shared years of data; in 1750 it was Poland ahead.

Hong Kong ranks 36th and Poland ranks 39th of 216 countries.

Across the 28 decades both report, Hong Kong averaged higher in 2 and Poland in 26.

Head to head by decade

Decade Hong Kong Poland Difference Ahead
1750s 0.6594 3,610 3,609 Poland
1760s 0.6869 3,782 3,781 Poland
1770s 0.7155 3,962 3,961 Poland
1780s 0.7453 4,149 4,148 Poland
1790s 0.7764 4,341 4,340 Poland
1800s 0.8105 5,534 5,533 Poland
1810s 0.8484 6,121 6,121 Poland
1820s 0.9502 7,462 7,461 Poland
1830s 1.15 8,149 8,148 Poland
1840s 1.36 11,482 11,481 Poland
1850s 2.39 17,597 17,594 Poland
1860s 4.62 29,787 29,782 Poland
1870s 6.37 51,978 51,972 Poland
1880s 8.58 69,134 69,125 Poland
1890s 11.62 108,896 108,884 Poland
1900s 20.36 196,014 195,993 Poland
1910s 37.11 237,073 237,035 Poland
1920s 40.43 147,823 147,783 Poland
1930s 35.9 133,343 133,307 Poland
1940s 45.15 277,076 277,031 Poland
1950s 14,217 308,508 294,291 Poland
1960s 32,863 599,166 566,303 Poland
1970s 141,957 1.04 million 902,658 Poland
1980s 228,268 1.27 million 1.04 million Poland
1990s 459,104 1.06 million 599,486 Poland
2000s 795,489 841,244 45,755 Poland
2010s 975,839 732,964 242,875 Hong Kong
2020s 691,976 575,780 116,196 Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher long run air pollution, Hong Kong or Poland?
Hong Kong, at 677,510 against 554,688 in Poland as of 2022.
What is the difference in long run air pollution between Hong Kong and Poland?
122,822, with Hong Kong ahead.
How many years of comparable data are there for Hong Kong and Poland?
273 years are reported by both, from 1750 to 2022.
How do Hong Kong and Poland rank globally for long run air pollution?
Hong Kong ranks 36th and Poland ranks 39th of 216 countries.
Where does this data come from?
Our World in Data, published as Long run air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Hong Kong vs Poland: Long run air pollution. Statizoid, drawing on Our World in Data. Retrieved 17 August 2026, from https://environment.statizoid.com/compare/long-run-air-pollution/hong-kong-sar-china/poland/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://environment.statizoid.com/compare/long-run-air-pollution/hong-kong-sar-china/poland/">Hong Kong vs Poland: Long run air pollution</a> β€” Statizoid

About this data

Indicator
Long run air pollution
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
220 places, 60,060 data points, 1750–2022
Last refreshed