Union of Concerned Scientists

JULY 8, 2025

The transportation sector in California makes up the majority of our greenhouse gas emissions and a significant portion of our toxic air pollution. The federal government can certainly slow the transition – and they are – but EVs are here to stay and gas cars are getting cleaner which means we will use less gas.

Fossil Fuels

Law Columbia

MAY 30, 2025

Local Law 97 is one of the countrys most ambitious municipal climate policies, requiring the Citys largest buildings to comply with increasingly stringent greenhouse gas (GHG) emissions limits. The first, CLCPA 10, preserves the existing authority of state entities to adopt and implement greenhouse gas emissions reduction measures.

Law

Environmental News Bits

APRIL 25, 2025

The Centennial State may become first in the nation to require retailers to warn consumers that burning fossil fuels releases air pollutants and greenhouse gases, known … Continue reading In Colorado, gas for cars could soon come with a warning label View the current status on the Colorado Legislature’s website.

Fossil Fuels

PA Environment Daily

MAY 23, 2025

And because of that, our industrial sector is the largest sector for greenhouse gas emissions in Pennsylvania. Funded through the federal Inflation Reduction Act of 2022, RISE PA offers grants for both larger and smaller scale projects designed to improve technologies and reduce both costs and air pollution from heavy industry.

Conservation

PA Environment Daily

APRIL 25, 2025

Reduction Strategies Strategies to reduce greenhouse gas emissions from electricity generation offer the greatest potential for decarbonization through 2050, followed by emissions from industrial sources, transportation, and buildings. Visit DEPs Climate Change webpage for more information on these and other Pennsylvania climate initiatives.

Climate Change

PA Environment Daily

AUGUST 7, 2025

Methane is an extremely prevalent greenhouse gas, driving climate change and threatening the public health of our communities,” said DEP Secretary Jessica Shirley. “By Billion Pounds Of Air Pollution Since It Began Operation, During 80 Malfunctions, 43 Violation Episodes [PaEN] -- PA Senate Republican Policy Committee To Hold Aug.

Air Pollution

Vermont Law

APRIL 9, 2025

Today, both Vietnam and its people suffer the devastating consequences of Agent Orange: cancer; birth defects; soil, water, and air pollution, and more. of global greenhouse gas emissionsdouble the amount coming from aviation and shipping. For nearly a decade, U.S. In addition, military emissions contribute to nearly 5.5%

Fossil Fuels

Union of Concerned Scientists

MAY 21, 2025

Over 156 million people in the US are exposed to unhealthy levels of air pollutants, according to the recently published 2025 State-of-the Air report from the American Lung Association (ALA). For 25 years the report has helped people across the country understand the quality of the air in their communities.

Ozone

Law Columbia

FEBRUARY 27, 2025

In 2022, the amount of the greenhouse gas (GHG) emissions nationwide was over one billion tons , making Japan the 5 th largest GHG emitter in the world. The citizens in the Kobe case argue that the aggravation of climate change and air pollution by the new power plants violate their rights.

2025

PA Environment Daily

NOVEMBER 21, 2024

XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged Clean Air Act and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. Uhlmann for EPA’s Office of Enforcement and Compliance Assurance.

Clean Air Act

Legal Planet

APRIL 21, 2025

We will be able to continue to defend Californias progress against the targeting of our climate action by the Trump administration, he said, calling out the states greenhouse gas reduction goals, cap-and-trade law, and clean vehicle waivers as ones he expects to successfully defend.

Law

Union of Concerned Scientists

APRIL 9, 2025

EPA Supreme Court ruling which held that greenhouse gas emissions are unambiguously air pollutants covered by the Clean Air Act. There is nothing mysterious about the heat-trapping attributes of greenhouse gases, nor their impact on public health. These findings followed from the landmark 2007 Mass v.

Clean Air Act

Law Columbia

JANUARY 22, 2025

Environmental Protection Agencys (EPA) 2024 greenhouse gas emissions standards for heavy-duty vehicles (the HDV Rule) that went into effect on June 21, 2024. In particular, we discuss the severe adverse effects that heavy-duty vehicles have on local air pollution and public health in cities, and especially in disadvantaged communities.

Clean Air Act

Legal Planet

APRIL 11, 2025

It calls out Californias long-standing greenhouse gas cap-and-trade program, as well as New Yorks and Vermonts recent laws reinforcing the right to hold major emitters responsible for climate impacts they have contributed to, as illegitimate impediments to American energy. As noted, these restrictions are narrow, clear, and widely understood.

Law

Law Columbia

MAY 22, 2025

On March 12, Environmental Protection Agency (EPA) Administrator Lee Zeldin announced plans to reconsider EPAs 2009 endangerment finding for greenhouse gas (GHG) emissions, along with all regulations and actions that rely on the finding. The Supreme Court explicitly held in Massachusetts v. 7521(a)(1).

2009

HumanNature

JANUARY 30, 2025

One of the most well-known ways we have impacted our atmosphere is through the emission of greenhouse gases, which have adversely affected our climate. Clearing the Air: A Review of the Effects of Particulate Matter Air Pollution on Human Health. International Journal of Environmental Research and Public Health vol.

Ozone

Law Columbia

DECEMBER 9, 2024

The case involves EPAs 2024 Vehicle Standards that set new air pollutant and greenhouse gas (GHG) emissions standards for model year 2027 through 2032 Light- and Medium-Duty Vehicles, which have been challenged by states and industry groups. In 2007, the Supreme Court held in Massachusetts v.

Clean Air Act

Law Columbia

JULY 7, 2025

It’s also worth noting that local businesses use these tax credits for projects and investments that lessen greenhouse gas emissions and improve public health at the local level, and they now face the same restrictions and termination dates.) Commercial EVs.

2026

Legal Planet

MARCH 17, 2025

In late 2009, EPA made a formal finding often called the Endangerment Finding that greenhouse gases may endanger human health and welfare. Understanding the Endangerment Finding Two requirements must be met before a substance can be regulated under the Clean Air Act. First, it has to qualify as an air pollutant.

Clean Air Act

Physics World

JUNE 3, 2025

Conservative estimates by the Carbon Containment Lab indicate that the material scheduled for clearance under the Forest Service’s 10-year crisis plan will contain around two gigatonnes (Gt) of CO 2 equivalents.

Waste

Legal Planet

DECEMBER 18, 2024

Notably, in granting the Advanced Clean Car waiver , EPA relied heavily on the fact that the program cuts traditional air pollutants, including those that cause ozone pollution, from vehicles. The fact that the standards also cut greenhouse gases is a secondary consideration.

Clean Air Act

Circle of Blue

JULY 9, 2025

These trends converged in Paris in 2015 when 195 countries signed a legally binding international treaty on climate change to reduce greenhouse gas emissions and attempt to keep global temperatures from rising to more dangerous levels. The consequence is more mercury in fish and more air pollution.

Clean Energy

Union of Concerned Scientists

JANUARY 21, 2025

Decades of government vehicle standards to improve vehicle efficiency and cut down on tailpipe pollution have saved car and truck drivers trillions of dollars at the pump, saved countless lives from reduced exposure to toxic air pollution , and avoided the extraction and burning of billions of barrels of oil.

Nitrogen Oxides

Environmental News Bits

APRIL 4, 2025

Examples are forest cover and deforestation, weather and extreme events, air pollution, and freshwater availability, among many others. Satellites have transformed our understanding of the Earths natural systems and how human activity impacts them.

2024

Legal Planet

MARCH 12, 2025

And buried within the list of 31 is a huge bombshell: the “reconsideration” of EPA’s finding that greenhouse gases endanger public health and welfare under the Clean Air Act.

Air Pollution

PA Environment Daily

JUNE 28, 2025

The IRA provisions no longer being repealed as part of the bill include air monitoring, diesel emission reductions, school air pollution reduction, climate pollution reduction planning and implementation grants, Environmental Justice block grant funding, and modernization of EPA’s air and water enforcement database (ICIS).

2027

Legal Planet

FEBRUARY 17, 2025

California really has no choice but to turn increasingly to ZEVs if it is to meet the health-based air quality standards adopted by EPA itself, in addition to reducing its proportional share of the greenhouse gases that are causing worldwide climate disruptions.

Clean Air Act

Union of Concerned Scientists

FEBRUARY 4, 2025

All of this activity makes ports surrounded by dangerous levels of air pollution. Pollutant and zero-emission truck rules : Two sets of rules require truck engine manufacturers to sell an increasing number of cleaner vehicles. California has passed rules that target the same pollutants, but go beyond federal requirements.

Electricity

Acoel

FEBRUARY 5, 2025

The truth is far different: the wood pellet industry has induced logging, spewed air pollution, and harmed human health in the Southeastern United States for over a decade. First and foremost, burning industrial wood pellets releases more greenhouse gases than burning coal. How can this be climate-friendly, I hear you ask.

Air Pollution

PA Environment Daily

AUGUST 7, 2025

The budget bill is also going to increase greenhouse gas emissions and that's where federal policies may be the most damaging. On Tuesday, US Environmental Protection Agency proposed to rescind the 2009 endangerment finding that increasing greenhouse gas emissions threaten the public health and the welfare of current and future generations.

Natural Gas

Legal Planet

MAY 19, 2025

California needs the waivers to meet pollution standards for ozone and fine particulate matter. It’s no secret that Southern California and the Central Valley have some of the worst air pollution in the country. Transportation is the biggest source of emissions in the United States.

Ozone

Enviromental Defense

JANUARY 24, 2025

On January 13th, 2025 the Province of Nova Scotia and the Regional Municipality of Halifax announced that Nearly half of Halifax’s municipal electricity will soon come from a Queens County wind farm, a move the city says will cut its greenhouse gas emissions by a quarter. MT in 2020, or 13.5 per cent of all the emissions in the US. (

Government

Legal Planet

DECEMBER 19, 2024

EPA, brought by a group of conservative/red states who challenge EPA’s approval of California’s request to adopt air pollution emission limits for motor vehicles more stringent than those issued by EPA. On Monday, the Court denied review in a separate but related case, Ohio v. Both lawsuits were originally filed in the U.S.

Clean Air Act

Union of Concerned Scientists

FEBRUARY 18, 2025

establishing that heat-trapping emissions (or greenhouse gas emissions) are air pollutants covered by the Clean Air Act. The court further mandated that, under the Clean Air Act, the EPA must set protective standards for global warming pollutants if the agency found them to be harmful to human health and welfare.

Fossil Fuels

PA Environment Daily

FEBRUARY 26, 2025

Grant applications from companies that own industrial facilities, mines, and natural gas infrastructure for projects are expected to create up to 6,000 jobs and reduce air pollution in the industrial and manufacturing sectors. All of these projects would make our air cleaner while creating good jobs and helping companies cut costs.

Air Pollution

Law Columbia

MAY 13, 2025

For example, the reconciliation bill would rescind unobligated funds under IRA section 60106 , which appropriated $50 million to EPA to provide federal assistance for monitoring and reducing air pollution at schools in low-income and disadvantaged communities. 60102 Grants to Reduce Air Pollution at Ports EPA Sec.

Air Pollution

Union of Concerned Scientists

FEBRUARY 10, 2025

emissions, and just under 15 percent of climate-warming greenhouse gas emissions from the states on-road vehicles. These vehicles continue to be significant drivers of sickness from exposure to transportation pollution, particularly in areas adjacent to ports, warehouses, and freight corridors. times) the rate of non-ACT states.

Nitrogen Oxides