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Why is transport one of the most intractable factors in considering the global environmental problem?

1. Our transport capabilities worldwide have not expanded fast enough for us to cope with the consequen
2. Transport demand grows faster than possible technological improvements can reduce the output of gree
3. Reducing the growth of the transport sector will hold back economic growth, and hence reduce the re
4. World oil refinery capacity has failed to expand in line with the demand for internal combustion fu