Summary On July 13, 2015, the Environmental Protection Agency (EPA) and the National
Highway Traffic Safety Administration (NHTSA) proposed a second round of greenhouse …

On December 30, 2021, the US Environmental Protection Agency (EPA) finalized federal
greenhouse gas (GHG) emissions standards for passenger cars and light trucks for model …

Summary The Trump Administration announced on April 2, 2018, its intent to revise through
rulemaking the federal standards that regulate fuel economy and greenhouse gas (GHG) …

In recent years, as oil and gasoline prices have risen and concerns over greenhouse gas
emissions and climate change have grown, there has been a resurgence of interest in the …

The California Global Warming Solutions Act of 2006, also known as AB 32, 1 commits
California to reduce its greenhouse gas (GHG) emissions to 1990 levels by 2020.2 The …

This annual report is part of the US Environmental Protection Agency's (EPA) commitment to
provide the public with information about new light-duty vehicle greenhouse gas (GHG) …

The heavy-duty on-road vehicle sector includes vehicles ranging from pickup trucks with
minimum gross vehicle weight (GVW) of 8,500 lbs. to Class 8 tractor trucks with GVW above …

Abstract The California Global Warming Solutions Act of 2006 (AB 32) commits California to
reduce its greenhouse gas (GHG) emissions to 1990 levels by 2020. The transportation …

To align with the goals of the Paris Agreement, the United States has pledged to reduce
economy-wide greenhouse gas (GHG) emissions by 50%–52% by 2030 compared to 2005 …

Transportation systems contribute significantly to air pollution and∼ 15% globally and∼
25% in the United States to emissions climate-changing gases. In the United States, the …