ugh, another of these threads?
The History Channel told me that human transportation accounts for 27% of noX emissions, in a 2004 study.
Planes, trains, automobiles, ships, etc.
Wheres that other 73% coming from? Anyone care to guess?
ugh, another of these threads?
The History Channel told me that human transportation accounts for 27% of noX emissions, in a 2004 study.
Planes, trains, automobiles, ships, etc.
Wheres that other 73% coming from? Anyone care to guess?