Air


Warning Signs in New 3D Printing Findings

"Following our series of studies – the most extensive to date on 3D printer emissions – we are recommending additional investments in scientific research and product advancement to minimize emissions and increased user awareness so safety measures can be taken," said Marilyn Black, vice president and senior technical adviser at UL.

Aurora Flight Sciences Announces Solar-Powered Autonomous Aircraft

Named Odysseus, it is described by the Boeing-owned company as "a groundbreaking persistence aircraft inspired by the need for climate and atmospheric research."

California Agency Recommends New Restrictions on Use of Chlorpyrifos

The new measures will provide increased protections from potential exposure to the pesticide while DPR completes a formal regulatory process to list chlorpyrifos as a toxic air contaminant and develops permanent restrictions on its use.

NYDEC Overseeing Shutdown of Tonawanda Coke Operations

The New York State Department of Environmental Conservation is overseeing the safe shutdown of operations at the facility. The coke battery consists of 60 ovens, of which 30 remained in operation at the time of shutdown; on Oct. 15 the last of the remaining 30 ovens were fully emptied, marking the end of coke production at the facility.

Tackling Air Pollution with Electron Paramagnetic Resonance

Building an understanding of EPFRs’ nature and role in human health for policy makers is also important, to create new standards for air pollution.

New Executive Director Appointed for PA Citizens Advisory Council

"Keith has provided outstanding legal counseling to DEP for the past four years," said Patrick McDonnell, Pennsylvania DEP secretary. "His broad experience within DEP and his extensive knowledge of environmental law will serve the council very well as they explore big-picture issue areas affecting the commonwealth."

SoCal Gas Announces $119.5 Million Gas Leak Settlement

The parties had submitted a tentative consent decree to the Los Angeles County Superior Court on Aug. 8 to settle the litigation over the Aliso Canyon natural gas leak. At least 109,000 metric tons of methane emissions were released during the leak at the Aliso Canyon natural gas storage facility, according to CARB.

Ammonia Emissions Rising, UK Environment Agency Reports

"Urgent action is needed if we are going to tackle the hidden blight of ammonia emissions. These emissions are having a detrimental impact on the environment, precious habitats, and wildlife. As custodians of the land, farmers must take the lead by changing their land management practices," said Emma Howard Boyd, chair of the agency.



NC Agency Taking Action on Methyl Bromide Use

"As more businesses seek to use methyl bromide at log fumigation sites in our state, the lack of specific federal or state regulatory measures for the use of this hazarous air pollutant creates a potential public health risk we must address," said DEQ Division of Air Quality Director Mike Abraczinskas.

Scientists Analyzing Smoke of Western Wildfires

The project brings together scientists from five universities and the NSF-funded National Center for Atmospheric Research. "This is a challenging field campaign," said atmospheric scientist Emily Fischer of Colorado State University. "It's not like measuring the plume from, say, a power plant."

Two Nevada Agencies Get Water, Radon EPA Grants

The Nevada Division of Environmental Protection will receive a $100,000 Clean Water Act grant to continue the state's water quality management and planning program to improve impaired waters and protect unimpaired waters across the state.

ATSDR Publishes Toxicological Profile for Perfluoroalkyls

People can be exposed to PFAs in the air; in indoor dust, food, and water; and in some home products. The main sources of exposure to PFAs, such as PFOA and PFOS, are usually from eating food and drinking water that has these chemicals.

Casella Devices Monitoring Shanghai's Air

"Clean Air Day awareness initiatives like those in the U.K. and Canada this June act as a fantastic platform that highlights the real threat of air pollution. We hope that as local awareness increases, such a campaign can soon be run in China," said Sean Gao, Business Unit manager at Casella.

Anguil Environmental Systems to Celebrate 40th Anniversary

Anguil Environmental Systems will be celebrating its 40th anniversary on Aug. 12, 2018, with a party in downtown Milwaukee.

Volkswagen Accepts $1.2 Billion Penalty in Diesel Scandal

Volkswagen AG accepted the fine and, by doing so, admitted its responsibility.

California Investing in Cleaner School Buses

In all, California Climate Investments will fund about 150 cleaner school buses across the state, including zero-emission battery electric models and conventional models using renewable diesel. The year-old Rural School Bus Pilot Project has received $25 million in cap-and-trade funding to fund as many as 60 of those new school buses statewide in rural areas.

Nominations Sought for 2018 Green Chemistry Challenge Awards

Nominations for innovations in six categories are due by July 2, 2018. The categories are academic, small business, greener synthetic pathways, greener reaction conditions, designing greener chemicals, and climate change.

California to Help Farmers Buy Cleaner Heavy Equipment

"Although tough new engine standards are in effect now and will eventually lower emissions, most agricultural equipment lasts for decades. We cannot wait for the older dirtier equipment to phase out naturally, so we are taking action to improve air quality sooner by helping farmers to buy cleaner farm equipment now," CARB Executive Officer Richard Corey said.

EPA Scrapping GHG Emissions Rules for Cars, Light Trucks

He said EPA is beginning a joint process with the National Highway Traffic Safety Administration to develop a notice and comment rulemaking to set more appropriate GHG emissions standards and Corporate Average Fuel Economy (CAFE) standards. The California Air Resources Board's chair, Mary D. Nichols, issued a statement condemning Pruitt's decision.

Fumigation Air Quality Permit Request Dropped in NC

The division had planned to hold a new public comment period and public hearing to enable additional input for the draft air quality permit. DEP reported that most of 1,100 comments received since Feb. 23 were opposed to issuing the permit.