Smog - A REPORT TO THE PEOPLE Episode 4 pot

... aerosols may amount to as much as 25% of the total in the atmosphere, on the basis of a yearly average. On particularly "smoggy" days these chemically-produced aerosols may amount to 75% of the ... 10, p. 43 . 6The Pace Report, page 84. '1972 LP-Gas RefuelingDirectory, Woodall's National LP-Gas Association. 66 EQL Strategy #1 makes a modest contribut...

Ngày tải lên: 12/08/2014, 07:22

... against the economic and social costs of these measures. The Clean Air Act of 1970 (as amended) appears to give the Administrator of the EPA discretionary authority to approve such an approach by a ... diseases. 6RecommendedAmbient Air Quality Standards Applicable to All Air Basins, a report to the Califor- nia Air Resources Board by the Technical Advisory Committee,...

Ngày tải lên: 12/08/2014, 07:22

... for the carburetor float bowl and other chambers are either eliminated, made internal (so the vapors are consumed by the engine), or manifolded to a vapor storage system such as a carbon canister or ... 5,200 units/yr /truck at 7¢/unit = $3 64/ yr /truck =$1O,920/yr /fleet LPG: 5,720 gal/yr/truck at 6¢/gallon = $ 343 /yr/truck = $1O,300/yr/fleet Total savings: $28,000/yr with natu...

Ngày tải lên: 12/08/2014, 07:22

... with an estimate of average mileage to compute the total mass emissions which are to be taxed. There are two ways of collecting such a tax: one is to impose the tax as an excise or sales tax, and ... be an incentive to operate a well-tuned car even if the tax did not vary with actual miles driven. If the motorist is to pay the tax, however, there is a simple way to...

Ngày tải lên: 12/08/2014, 07:22

... J ~ <! ex: ::J f- 1.0 ~ <! 2 - Firm- -Firm- -Firm- @)m 1969 1975 Actual Low High Use Projection Projection 142 Figure 13 SUMMARY OF PROPANE SUPPLY AND DEMAND ANNUAL AVERAGES FOR CALIFORNIA to- ' .j:>. w a: <l: w > a: w Q. (I,) ... (0.20 ppm) PRESENT StRATEGY (1971) / @)m 1970 YEAR 139 75 77 80 Figure 12 SUPPLY AND DEMAND OF NATURAL GAS IN AUGUST 1975 FOR SOUTH...

Ngày tải lên: 12/08/2014, 07:22

... regulatory procedures is the assumption that regulators can, in fact, produce high-confidence esti- mates of achievable goals- when, in fact, they can't. The inability of the regulatory agencies ... order to pay 25% less tax to c~ntinuing to drive the same amount and paying a larger tax. A third motorist with a car he would trade in in a year anyway may find that by...

Ngày tải lên: 12/08/2014, 07:22

... LO C'l o (/J Cl w w U x w w (,') <l: a: w > <l: a: => o J: w Z o ~ => ~ X <l: ~ a: <l: w > ;- 155 ABOUT THE AUTHORS LESTER LEES, director of the Environmental Quality Laboratory, is professor of aeronautics and environ- mental engineering at Caltech. He is the author of numerous papers on problems of high speed flight, especially entry of missi...

Ngày tải lên: 12/08/2014, 07:22

... should be reduced to 25 days per year (an additional re- duction of 50% and an overall reduction of 90%).23 The Clean Air Act appears to give the Administrator of the EPA discretion- ary authority to approve an alternative ... State on the nature and amounts of emissions from such stationary sources; also authority for the State to make such data available to the public...

Ngày tải lên: 05/03/2014, 19:20

... was two decades ahead-in 1990. The federal gov- ernment said otherwise. With the enactment of the Clean Air Amendments of 1970 the timetable for clean air was moved ahead to 1975-or 1977, at the latest. The ... are not to be ex- ceeded more than once a year. CALIFORNIA POLLUTANT TABLE 2 Comparison of California State Ambient Air Quality Standards and Federal Standards (April...

Ngày tải lên: 27/06/2014, 05:20

... California, for example, such an approach is applicable not only to the South Coast Air Basin, but also to the San Diego County Air Basin, the Sac- ramento Valley Air Basin, and the San Francisco Bay ... L .A. " we mean the Downtown L .A Burbank-Pasadena Area. 6 An average of the maximum mid- day oxidant levels measured at the APCD stations in these three locations was...

Ngày tải lên: 27/06/2014, 18:20