Comments on: What more do scientists need to do to lower emissions from cars and lower air pollution? http://www.cargearusa.com/blog/what-more-do-scientists-need-to-do-to-lower-emissions-from-cars-and-lower-air-pollution/ Mon, 21 May 2012 19:02:44 +0000 http://wordpress.org/?v=2.7 hourly 1 By: ally http://www.cargearusa.com/blog/what-more-do-scientists-need-to-do-to-lower-emissions-from-cars-and-lower-air-pollution/comment-page-1/#comment-2871 ally Tue, 17 Mar 2009 17:22:46 +0000 http://www.cargearusa.com/blog/what-more-do-scientists-need-to-do-to-lower-emissions-from-cars-and-lower-air-pollution/#comment-2871 cuz, so that way in the next 30 r so years we will not die of co2. cuz, so that way in the next 30 r so years we will not die of co2.

]]> By: Mike W http://www.cargearusa.com/blog/what-more-do-scientists-need-to-do-to-lower-emissions-from-cars-and-lower-air-pollution/comment-page-1/#comment-2870 Mike W Mon, 16 Mar 2009 13:54:43 +0000 http://www.cargearusa.com/blog/what-more-do-scientists-need-to-do-to-lower-emissions-from-cars-and-lower-air-pollution/#comment-2870 All of those are aftertreatments. The other approach is to reduce the emission coming out of the engine, which the manufacturers have been doing for years. Slowly but steadily the engines are getting cleaner. A more radical approach is to change the engine, as in hybrids, or fuel cell vehicles. All of those are aftertreatments. The other approach is to reduce the emission coming out of the engine, which the manufacturers have been doing for years. Slowly but steadily the engines are getting cleaner.

A more radical approach is to change the engine, as in hybrids, or fuel cell vehicles.

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