CO2 emissions as a share of total worldwide CO2 emissions rose 5.35% to 0.296% in Hong Kong in 2017, according to World Bank / EIA.
Historically, CO2 emissions as a share of total worldwide CO2 emissions in Hong Kong reached an all time high of 0.296% in 2017 and an all time low of 0.031% in 1960. When compared to Hong Kong's main peers, CO2 emissions as a share of total worldwide CO2 emissions in China amounted to 27.6%, 0.678% in Singapore, 0.851% in Taiwan and 0.586% in Vietnam in 2017.
Hong Kong has been ranked 42nd within the group of 79 countries we follow in terms of CO2 emissions as a share of total worldwide CO2 emissions, 2 places below the position seen 10 years ago.
| CO2 Emissions (As % of Total Worldwide CO2 Emissions) | Unit | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 |
| Cambodia | % | 0.016% | 0.017% | 0.017% | 0.020% | ... | ... | ... | ||||||||||||||
| China | % | 27.5% | 27.7% | 28.1% | 28.0% | 27.9% | ||||||||||||||||
| Hong Kong | % | 0.288% | 0.275% | 0.279% | 0.273% | 0.276% | ||||||||||||||||
| India | % | 5.43% | 5.73% | 5.89% | 6.34% | 6.53% | ||||||||||||||||
| Indonesia | % | 1.50% | 1.58% | 1.60% | 1.45% | 1.48% | ||||||||||||||||
| Japan | % | 3.73% | 3.97% | 3.89% | 3.75% | 3.64% | ||||||||||||||||
| Laos | % | ... | ... | ... | ... | ... | ... | ... | ||||||||||||||
| Malaysia | % | 0.669% | 0.701% | 0.710% | 0.733% | 0.748% | ||||||||||||||||
| Philippines | % | 0.253% | 0.258% | 0.281% | 0.297% | 0.324% | ||||||||||||||||
| Russia | % | 4.87% | 4.86% | 4.65% | 4.66% | 4.55% | ||||||||||||||||
| Singapore | % | 0.603% | 0.594% | 0.588% | 0.586% | 0.622% | ||||||||||||||||
| Taiwan | % | 0.849% | 0.823% | 0.812% | 0.827% | 0.815% | ||||||||||||||||
| Thailand | % | 0.795% | 0.841% | 0.839% | 0.858% | 0.883% | ||||||||||||||||
| USA | % | 16.8% | 16.0% | 16.2% | 16.3% | 15.9% | ||||||||||||||||
| Vietnam | % | 0.422% | 0.411% | 0.429% | 0.479% | 0.559% |
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