The U.S. Environmental Protection Agency (EPA) and the U.S. Department of Justice (DOJ) announced a settlement with Caterpillar Inc. to resolve alleged Clean Air Act violations for shipping more than 590,000 highway and non-road diesel engines without the correct emissions controls.
A record 6.86 inches of rain that fell Saturday, July 23, and 4.37 more on Wednesday, July 27, is causing rivers to crest, blocking roads, stopping public transportation, causing power outages and flooding basements. Chicago is close to breaking an 1871 weather record for number of rainy days in July.
Senior energy executive Karl W. Miller is a major supporter in establishing a comprehensive energy plan for the U.S.
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.
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.
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 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.
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.
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.
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.
The study concluded that consumers prioritize economic value over environmental considerations when they make large purchases.
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.
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.
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.
The flight is part of a mission to enhance the capability of satellites to measure ground-level air quality from space.
Tiny metallic particles produced by University of Adelaide chemistry researchers are bringing new hope for the production of cheap, efficient and clean hydrogen energy.
The opening of a major urban rail system in Taiwan caused a meaningful reduction in air pollution, according to a University of California study.
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.
The "Economic Impacts of Restoration Calculator for Oregon Counties" helps restoration practitioners better forecast the economic impacts of field-based restoration spending.
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.