31.   Many power plants have been switched to gas from coal and oil and there are tougher curbs on other industrial emissions.

32.   Matthias Bergmann of the Ecological Institute in Berlin advocated rigorous driving bans in densely populated areas during periods of high ozone buildup and restrictions on industrial emissions.

33.   Mr. Bush instead proposes voluntary reductions in industrial emissions.

34.   Other major sources of lead include paint, plumbing fixture, ceramic glazes, drinking water systems, cosmetics, crayons and industrial emissions.

35.   And some regions saw a reduction in levels of sulphur dioxide, probably chiefly due to a reduction in industrial emissions and increasing efficiency of warning systems.

36.   Bednarik contends this will result in a trebling of industrial emissions, accelerating the rate at which the art is damaged.

37.   Environmentalists called here Monday for the developed world to announce measures before the end of September to cut the industrial emissions of the main gases that cause global warming.