Green Car Congress

DECEMBER 23, 2016

Earlier this year, the US Environmental Protection Agency (EPA) received several petitions from state and local government agencies from across the country and other organizations to increase the stringency of the on-highway heavy-duty engine NO x emission standards from 0.2 grams per brake horsepower-hour (g/bhp-hr) to 0.02

EPA 150

EPA Standards Ozone 2000 150

Green Car Congress

AUGUST 31, 2013

As part of a US Department of Energy sponsored effort, local fleets will replace existing diesel delivery vehicles with all-electric medium- and heavy-duty Smith Newton trucks for daily operations in the Houston-Galveston area. Each Smith Newton will be delivered with an electric vehicle charging station (EVSE).

Houston 239

Houston Batteries Battery Ozone 239

Green Car Congress

SEPTEMBER 26, 2009

The US EPA estimates the normal fleet turnover rate for a line-haul locomotive can take 30 years or more. In 2000, the ARB established California’s Diesel Risk Reduction Plan, which aims to reduce diesel emissions to 85% below 2000 levels by 2020. NO x helps create ground-level ozone, or smog.

Diesel 170

Diesel California Emissions 2007 170

Cars That Think

AUGUST 16, 2021

Meanwhile, environmentalists were voicing concern—about how noisy such aircraft are taking off, about the possibility that their high-altitude emissions would erode the ozone layer, and about how disruptive the sonic booms would be. Fourteen production aircraft were manufactured, but one was scrapped in 1994 and another crashed in 2000.).

Oklahoma City 112

Oklahoma City Ozone Oklahoma Fuel 112

Green Car Congress

NOVEMBER 6, 2013

Global trends in vehicle-kilometers traveled (VKT) and early deaths from vehicle-related fine particle exposure (2000–2030). All other regions are slated to achieve 10 ppm sulfur fuel and Euro 6/VI–equivalent standards by 2025 or earlier. Chambliss et al. Click to enlarge. micrometers or less (PM 2.5 ). —Chambliss et al.

Emissions 220

Emissions Global Fuel Vehicles 220