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Entire Book - Southwest Consortium for Environmental Research ...

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Vehicles<br />

400,000<br />

350,000<br />

300,000<br />

250,000<br />

200,000<br />

150,000<br />

100,000<br />

50,000<br />

Improving Transboundary Air Quality with<br />

Binational Emission Reduction Credit Trading<br />

Figure 3. Vehicles in Mexican Border Towns<br />

0<br />

Tijuana Mexicali Nogales Ciudad<br />

Juárez<br />

Source: Sistema Municipal de Baso de Data<br />

Figure 4. Number by Location of Truck Crossings<br />

into Mexico from Texas<br />

Number of Crossings<br />

299,361<br />

1,600,000<br />

1,400,000<br />

1,200,000<br />

1,000,000<br />

800,000<br />

600,000<br />

400,000<br />

200,000<br />

268,997<br />

35,344<br />

Source: Sistema Municipal de Baso de Data<br />

0<br />

Location<br />

42<br />

391,916<br />

Municipio<br />

Brownsville<br />

Del Rio<br />

Eagle Pass<br />

Harlingen<br />

Laredo<br />

McAllen-Hidalgo<br />

Pharr<br />

Progresso<br />

Río Grande City<br />

38,202<br />

Piedras<br />

Negras<br />

Roma<br />

1999<br />

96,464<br />

Nuevo<br />

Laredo<br />

1996<br />

Year<br />

136,550<br />

111,064<br />

Reynosa Matamoros<br />

1993<br />

1990

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