Air


Mexico City Reduces GHG Emissions by 5.7 Million Metric Tonnes

Greenhouse gas (GHG) emissions have been reduced by an accumulated 5.7 million metric tonnes (mt) in Mexico City since it began implementing its Green Plan in 2008, the Mexico City government recently announced.

Study: Increase in Aerosols Has Offset Some Recent Climate Warming

A recent increase in the abundance of particles high in the atmosphere has offset about a third of the current climate warming influence of carbon dioxide (CO2) change during the past decade, according to a new study led by NOAA and published today in the online edition of Science.

Mass. Foam Maker Agrees to Reduce Air Emissions, Pay Fine for Clean Air Violations

A Northbridge, Mass., company that produces hard foam products has agreed to strictly limit air pollution emissions from its manufacturing facility and pay a $127,500 penalty to settle claims by the Environmental Protection Agency and the Department of Justice that it violated federal Clean Air laws.

EPA Clean Air Milestones in Texas

EPA recently announced that all ‘flexible permit’ companies in Texas have agreed to apply for approved air permits, helping to achieve clean air in the state and providing for regulatory certainty.

Indoor Air Pollution Linked to Cardiovascular Risk

An estimated two billion people in the developing world heat and cook with a biomass fuel such as wood, but the practice exposes people – especially women – to large doses of small-particle air pollution, which can cause premature death and lung disease.

Ambient Energy Harnessed for Small Electronic Devices

Researchers have discovered a way to capture and harness energy transmitted by such sources as radio and television transmitters, cell phone networks and satellite communications systems.

EPA Reduces Smokestack Pollution, Protecting Americans from Soot and Smog

The Cross-State Air Pollution Rule will protect communities that are home to 240 million Americans from smog and soot pollution, preventing up to 34,000 premature deaths, 15,000 nonfatal heart attacks, 19,000 cases of acute bronchitis, 400,000 cases of aggravated asthma, and 1.8 million sick days a year beginning in 2014 – achieving up to $280 billion in annual health benefits.

Survey Says Consumers Still Prefer Gas-Powered Vehicles

The study concluded that consumers prioritize economic value over environmental considerations when they make large purchases.



Air Pollution Linked to Memory, Learning Problems

Long-term exposure to air pollution can lead to physical changes in the brain, as well as learning and memory problems and even depression, new research in mice suggests.

VP, GM of Louisiana Refinery Pleads Guilty to Clean Air Act Violations

Byron Hamilton, 66, vice president and general manager of Pelican Refining Company (PRC), pleaded guilty to two misdemeanor counts of negligent endangerment under the Clean Air Act.

Takeoffs and Landings Cause More Precipitation Near Airports

Researchers have found that areas near commercial airports sometimes experience a small but measurable increase in rain and snow when aircraft take off and land under certain atmospheric conditions.

NASA Plans Air Pollution Flight Over Maryland Today

The flight is part of a mission to enhance the capability of satellites to measure ground-level air quality from space.

Metal Particle Generates New Hope for H2 Energy

Tiny metallic particles produced by University of Adelaide chemistry researchers are bringing new hope for the production of cheap, efficient and clean hydrogen energy.

Urban Rail Reduces Carbon Monoxide Air Pollution

The opening of a major urban rail system in Taiwan caused a meaningful reduction in air pollution, according to a University of California study.

How to Reduce Asthma Attacks on Hot Summer Days

Summer is here and the hot weather can cause ozone levels to rise, making the air unhealthy to breathe, especially for people with asthma or other respiratory ailments. On days like today and throughout the hot summer months, it’s important to pay close attention to air quality.

New Tool Quantifies Economic Impact of Forest and Watershed Restoration in Oregon

The "Economic Impacts of Restoration Calculator for Oregon Counties" helps restoration practitioners better forecast the economic impacts of field-based restoration spending.

Green Tires Will Get You Farther This Fourth of July Weekend

As Americans across the country hit the road for the Fourth of July weekend, many families are struggling to deal with the burden of high fuel prices. One key tip is often left off fuel-saving checklists: buying the right tires can significantly improve a car's fuel efficiency.

EPA, Coast Guard Agree to Enforce Air Pollution Requirements for Vessels Operating in U.S. Waters

The requirements establish limits on nitrogen oxides emissions and require the use of fuel with lower sulfur content, protecting people’s health and the environment by reducing ozone-producing pollution, which can cause smog and aggravate asthma.

Federal Agencies Aim to Improve Coordination to Support Energy Development Safeguard Air Quality

A new Memorandum of Understanding (MOU) establishes a common process for the agencies to follow in analyzing the potential air quality impacts of proposed oil and gas activities on federally managed public lands.

Report: EPA 40 Years Overdue on Nitric Acid Rules

A new study, finds EPA long overdue on a regulatory revision and at risk of allowing major costs to be imposed on the American public.

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