New Scientist

JULY 11, 2025

While the park trees contained lead isotopes normally associated with air pollution, the street trees had isotopes found in lead water pipes, which were made with metal from geologically old deposits in nearby mines. Maple trees need to consume around 50 litres of water per day.

Carbon Dioxide

Environmental News Bits

MAY 29, 2025

In a new study of more than 13,000 urban areas worldwide, researchers have mapped air pollution levels and carbon dioxide emissions, providing comprehensive global analysis of urban environmental quality. Louis … Continue reading GW-led study tracks air pollution and carbon emissions in 13,000+ cities worldwide

Air Pollution

PA Environment Daily

MARCH 21, 2025

Community solar will grow Pennsylvanias capacity to get energy from the sun, which will improve air quality and reduce our reliance on more polluting energy sources, said Alice Lu, Policy Analyst at Clean Air Council. Yet they are still a reliable and affordable source of energy.

Clean Energy

Law Columbia

FEBRUARY 27, 2025

In this case, standing and the causal link seem to be an obstacle for the citizens as the judges did not recognize the plaintiffs standing in relation to climate change and carbon dioxide emissions while recognizing the standing for air pollution. Kobe Steel Ltd.,

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. Specifically, by Dec. million to plug or remediate them.

Clean Air Act

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. In an earlier post , I laid out some of the history and context for the 2009 science-backed Endangerment Finding and the Cause or Contribute Finding.

Clean Air Act

Law Columbia

MAY 22, 2025

The 2009 endangerment finding has played a foundational role in Clean Air Act regulation of GHG emissions from both mobile and stationary sources. As the court noted, the Clean Air Act only requires a finding that the air pollution at issue may reasonably be anticipated to endanger public health or welfare. 7521(a)(1).

2009

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

The nonpartisan research center Energy Innovation projects that the OBBB Act will increase greenhouse gas emissions by 310 million metric tons of carbon dioxide equivalent by 2035, contributing to increasing and intensifying the climate and extreme weather impacts faced by cities across the country.

2026

Physics World

JUNE 3, 2025

When plants decompose or are burnt, they release the carbon dioxide (CO 2 ) they had absorbed from the atmosphere. One idea to prevent this CO 2 being released back into the atmosphere is to bury the waste biomass under conditions that prevent or slow decomposition, thereby trapping the carbon underground for centuries.

Waste

Legal Planet

MARCH 17, 2025

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. ” EPA then treated that as a single pollutant. The Bush Administration argued that greenhouse gases dont meet that requirement.

Clean Air Act

Circle of Blue

JULY 9, 2025

First, he wants to allow coal-fired plants to evade existing air pollution rules and pour more mercury and other toxic compounds into the air. The consequence is more mercury in fish and more air pollution. The old facilities release high levels of carbon dioxide, sulfur dioxide and particulate matter into the air.

Clean Energy

Union of Concerned Scientists

MARCH 24, 2025

Zeldin announced on March 12 th more than 30 actions he plans to undertake to weaken or cripple air, water, wastewater, and chemical standards, including eliminating the Office of Environmental Justice and External Civil Rights and getting the EPA out of the business of curbing the carbon dioxide and methane gases fueling global warming.

Regulations

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

Union of Concerned Scientists

MAY 12, 2025

This long struggle to get cleaner air in California is one of necessity; pollution from Californias millions of cars and trucks, combined with its unique climate and geography have led to the state having consistently the worst air pollution in the nation.

Air Pollution

PA Environment Daily

MARCH 12, 2025

Resource Links - Harmon Creek Hearing: -- Community Speaks Out Against Expansion Of Harmon Creek Natural Gas Processing Plant In Washington County [PaEN] -- Washington County Resident To DEP: Harmon Creek Natural Gas Plant Expansion Will Result In A Huge Increase In Air Pollution, It Should Be Required To Have A Major Air Quality Permit, It Is Not (..)

Natural Gas

Union of Concerned Scientists

MAY 1, 2025

Defending Clean Transportation Our outdated, fossil fuelcentered transportation system is the biggest contributor to global warming emissions and a major source of health-harming air pollution with inequitable impacts across the country.

Clean Energy

PA Environment Daily

MARCH 12, 2025

Yaw, Republican Chair Of Senate Environmental Committee, Calls Bill To Reduce Shale Gas Industry Impacts On Health, Environment Stupid [PaEN] -- Senators Santarsiero, Comitta Introduce SB 581 Increasing Setback Safety Zones From Natural Gas Drilling Sites, Other Infrastructure, Based On Latest Science [PaEN] -- Environmental Health Project: Setback (..)

Natural Gas

PA Environment Daily

MARCH 12, 2025

My name is Rachel Meyer and I am the Ohio River Valley Field Organizer for Moms Clean Air Force, a national community of over 1.5 million parents and caregivers united to protect our childrens health from air pollution and climate change. Today I represent our more than 105,000 PA members.

Natural Gas

Law Columbia

OCTOBER 18, 2024

Section 111 requires EPA to establish standards of performance for certain categories of stationary sources that “cause[ ], or contribute[] significantly to, air pollution which may reasonably be anticipated to endanger public health or welfare.” In 2007, the Supreme Court held in Massachusetts v. Connecticut , 564 U.S.

2024

PA Environment Daily

JULY 1, 2025

Oil & Gas Wastewater Injection Well Permit In McKean County [PaEN] -- Warren Times Editorial: Pennsylvania Needs A New Plan For Abandoned Conventional Oil & Gas Wells; Increasing Bond Amounts Only Part Of Solution [PaEN] -- PUC Seeks $395,000 Penalty Against UGI Utilities For 2022 Natural Gas House Explosion In Suburban Harrisburg; $50,000 (..)

Carbon Dioxide

PA Environment Daily

MARCH 12, 2025

Related Articles This Week: -- Community Speaks Out Against Expansion Of Harmon Creek Natural Gas Processing Plant In Washington County [PaEN] -- Washington County Resident To DEP: Harmon Creek Natural Gas Plant Expansion Will Result In A Huge Increase In Air Pollution, It Should Be Required To Have A Major Air Quality Permit, It Is Not A Minor Source (..)

Technology

Union of Concerned Scientists

MARCH 6, 2025

This is despite the agencys own analysis showing the rules would save consumers $23 billion in fuel costs and result in annual health costs benefits of $13 billion from reduced air pollution.

Climate Change

PA Environment Daily

JULY 10, 2025

Far too many Pennsylvania families like mine are surrounded by polluting oil and gas infrastructure. Air pollution from the oil and gas industry can cause respiratory diseases, asthma attacks, increased hospitalizations, reproductive problems, blood disorders, neurological problems, and cancer.

Natural Gas

PA Environment Daily

MARCH 16, 2025

NewsClips - Energy Transfer/Sunoco Pipeline Leak: -- WHYY: Bucks County Residents Continue To Press For Shutdown Of Energy Transfer/Sunoco Pipeline; Bucks County District Attorney Referred Incident To State Attorney Generals Office -- Courier Times: PA State Attorney General Investigates Potential Environmental Crimes Amid Energy Transfer/Sunoco Pipeline (..)

Natural Gas

PA Environment Daily

MARCH 15, 2025

PA Oil & Gas Industry Public Notice Dashboards: -- PA Oil & Gas Weekly Compliance Dashboard - March 8 to 14 -- 9 More Abandoned Conventional Wells; Emergency Access To Gas Storage Area Well Blocked; Now 32 Abandoned Shale Gas Wells This Year [PaEN] -- PA Oil & Gas Industrial Facilities: Permit Notices, Opportunities To Comment - March 15 (..)

Natural Gas

PA Environment Daily

MARCH 13, 2025

Residents Will Have Drinkable Water By 2026 Resource Links - Dimock: -- AG Shapiro: Coterra Energy, Formerly Cabot Oil & Gas, Pleads No Contest To A Criminal Charge Related To Polluting Water Supplies In Dimock, Susquehanna County [PaEN - December 2022] -- DEP Consent Agreement Allowing Shale Gas Drilling To Resume Under Dimock, Susquehanna County (..)

2026

PA Environment Daily

MARCH 11, 2025

Diversifying our grid not only enhances our energy security but also defends our childrens health by reducing harmful air pollutants and carbon emissions. To reliably meet Pennsylvanias rising energy demands, our grid needs to be modernized and diversified with clean energy.

Electricity

Law Columbia

MAY 1, 2025

The second Trump Administrations first 100 days dealing with carbon management and negative emissions can be summed up in one word incoherence. However, other steps taken have meaningfully undermined federal government policy and expertise on carbon removal. For example, the Infrastructure Investment and Jobs Act provided for $3.5

Carbon Dioxide

PA Environment Daily

MARCH 14, 2025

PA Bulletin, page 2132 ) Air Quality Permits - Issued -- Range Resources Appalachia, LLC - Laurel Hill Shale Gas Pad Compressor Station: DEP issued an Air Quality Plan Approval covering multiple sources of air pollution at the facility located in Jackson Twp., Received Dec. Lycoming County. Received Jan. Received Feb.

Natural Gas

PA Environment Daily

MARCH 19, 2025

. -- York Dispatch: Groups Take Proposed Susquehanna River Pump-Storage Hydroelectric Decision To Federal Court -- York Daily Record: Why The Drought In York County Could Get Worse In The Coming Months -- WillowGroveNow.com: DEP To Conduct Soil Testing At Site Of SPS Technologies Industrial Fire In Montgomery County -- Group Against Smog & Pollution: (..)

Natural Gas

PA Environment Daily

MARCH 12, 2025

Shapiro Launches Legislative Push for 'Lightning Plan To Build More Energy Projects, Speed Up Permitting, Lower Costs, Create Jobs For Pennsylvanians [PaEN] -- Community Speaks Out Against Expansion Of Harmon Creek Natural Gas Processing Plant In Washington County [PaEN] -- Washington County Resident To DEP: Harmon Creek Natural Gas Plant Expansion (..)

Regulations

PA Environment Daily

FEBRUARY 16, 2025

Shapiros Budget Includes Energy Plan; Funding To Make-up Deficit In Oil & Gas Program; New State Park, Trail Initiative; Over $6.2 27 Webinar: General Update Of Large-Scale Solar In Pennsylvania [PaEN] -- LancasterOnline: Solar Energy Projects On Manheim Twp.

Conservation

Legal Planet

JULY 30, 2025

Second, repealing the endangerment finding allows EPA to avoid replacing all the Biden Administration climate rules that were issued under the Clean Air Act after it rescinds them. First, the Court held that air pollutants, as defined by the Clean Air Act, include greenhouse gases like carbon dioxide and methane.

Clean Air Act

Environmental News Bits

JUNE 3, 2025

billion in funding for projects that would cut carbon emissions and toxic air pollution from power plants and industrial sites, ranging from cement kilns to ketchup-processing plants. for industrial decarbonization and carbon capture Read the full story at Canary Media.

Carbon Emissions

Real Climate

SEPTEMBER 19, 2021

but it inevitably brings forth a mish-mash of half-remembered, inappropriate or out-of-date comparisons between the impacts of carbon dioxide and methane. Thus despite the smaller concentrations and changes in methane compared to carbon dioxide, the impacts are comparable. Stocks and flows. References. Etminan, G.

Carbon Dioxide

Environment, Law, and History

AUGUST 3, 2022

The abstract: In the late 1960s, New Zealand and the United States collaborated to establish a southern hemispheric carbon dioxide (CO2) monitoring station on New Zealand’s coastal cliffs. The precise nature of CO2 as an air pollutant, however, was difficult to pin down.

Carbon Dioxide