Global transport and climate study points the finger at road transport

Wed 30 January 2008 View all news

Road vehicles are easily the biggest contributors to climate change in the transport sector according to a new study by the Oslo-based Centre for International Climate and Environment Research (CICERO). The study implies that more attention needs to be focused on the growing road transport sector as it emits two-thirds of total global CO2 emissions from all transport. CICERO claims the study is the first ever comprehensive analysis of the global-scale climate impact of transport.

CICERO's findings, published in the Proceedings of the (U.S.) National Academy of Sciences looks at the climate change impacts of road transport, aviation, rail, and shipping. The researchers looked at the radiative forcing effect of transport emissions and conclude that 15% of the effect of man-made CO2-emissions have come from the transport sector.

The study says that road transport contributes an even higher proportion - around three-quarters - of climate-related transport emissions when the full basket of greenhouse gases is taken into account.


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