[Present state of air pollution in cities caused by automobile exhaust gases and problems related with its control].
D000397:Air Pollution; D001336:Automobiles; D002947:Cities; D005740:Gases; D001335:Vehicle Emissions
D005740:Gases; D001335:Vehicle Emissions
AIR POLLUTION; AUTOMOBILES
Sovremennoe sostoianie zagriazneniia atmosfernogo vozdukha garodov vykhlopnymi gazami avtotransporta i zadachi po bor'be s nim.