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Houston-Galveston area to deploy 30 battery-electric delivery trucks

Green Car Congress

The Houston-Galveston Area Council (H-GAC) has partnered with the Center for Transportation and the Environment (CTE) and Smith Electric Vehicles Corporation (Smith Electric) to reduce vehicle emissions from delivery trucks in the Houston-Galveston region.

Houston 239
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Monitoring shows plumes of carcinogenic formaldehyde in neighborhoods along Houston’s Ship Channel

Green Car Congress

Air pollution monitoring by the Houston Health Department in 2019 and 2020 recorded levels of formaldehyde, a known carcinogen, along the Houston Ship Channel that pose potential health risks to surrounding neighborhoods. — “Formaldehyde Air Pollution in Houston”. parts per billion.

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Texas study finds PHEV use could increase ozone at night, decrease ozone during the day

Green Car Congress

A study by researchers at the University of Texas found that in general, use of plug-in hybrid electric vehicles (PHEVs) can lead to an increase in ozone during nighttime hours (due to decreased scavenging from both vehicles and EGU stacks) and a decrease in ozone during daytime hours. The results are less clear in Dallas and Houston.

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EPA Proposes New Tougher Ground-Level Ozone Standards

Green Car Congress

Counties projected to violate proposed Primary 8-hour Ground-Level Ozone Standards in 2020. The United States Environmental Protection Agency has proposed the strictest standards to date for ground-level ozone. EPA is also proposing to set a separate “secondary” standard to protect the environment within the range of 7-15 ppm-hours.

Ozone 186
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Study: curbing diesel emissions could reduce mortality rates in big cities

Green Car Congress

Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.

Emissions 286
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DISCOVER-AQ project to begin flights to enhance measurement of ground-level air-quality from space

Green Car Congress

Ground sites maintained by the Maryland Department of the Environment form the backbone of the surface network. Both aircraft will measure ozone and a mixture of soot and PM. Other instruments on the P-3B will measure pollutants that lead to the formation of ozone such as nitrogen dioxide and formaldehyde.

Ozone 186
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Study finds marine workboat engines staying in service two times longer than estimated by EPA; emissions reduction implications

Green Car Congress

This finding reveals important opportunities for clean air improvements, especially in large port cities such as New York and Houston. The incentive funds give boat operators a brand new, more efficient, fuel-saving and lower-emitting engine at a fraction the cost.

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