Air pollution
AstraZeneca's Trixeo Aerosphere, a pressurized metered-dose inhaler (pMDI) for chronic obstructive pulmonary disease (COPD), has received a positive opinion from the European Medicines Agency's Committee for Medicinal Products for Human Use (CHMP). This approval is for Trixeo Aerosphere's use of a next-generation propellant with
Air pollution
A recent study conducted by Imperial College London's Schools' Air quality Monitoring for Health and Education (SAMHE) project has shed light on the alarming levels of air pollution in schools. The study, which operated air pollution monitors in nearly 500 classrooms, found that days with high outdoor
Air pollution
Researchers from Seoul National University have developed a new methodology to derive optimal clean energy market incentive schemes based on greenhouse gas (GHG) emission assessment scope and incentive structures. The study, funded by the Global Industrial Technology Cooperation Center (GITCC) program, aims to maximize market equality by minimizing the weighted
Air pollution
The European Commission issued a regulation on 24 July 2025, outlining the list of States considered to be applying the Carbon Offsetting and Reduction Scheme for International Aviation (CORSIA) for emissions in 2025. This regulation builds on the amendments made to Directive 2003/87/EC by Directive (EU) 2023/958,
Air pollution
Research has shed new light on the effects of diesel exhaust particle (DEP) exposure on central nervous system (CNS) toxicity. According to a recent study, acute exposure to DEP has been associated with increased lipid peroxidation, a marker of oxidative stress, in the cerebellum and hippocampus of mice. The study
Air pollution
A new report from Gujarat, India, highlights the potential of artificial intelligence in improving air quality prediction models. Researchers from Pandit Deendayal Energy University evaluated predictive models for particulate matter concentrations using air quality monitoring data from Maharashtra state. They compared various machine learning models, including Linear Regression, Decision Tree,
Air pollution
Researchers from the University of Barcelona have investigated the relationship between air pollution and COVID-19 mortality, revealing a significant correlation between short-term exposure to nitrogen dioxide, particulate matter, and nitrogen oxides and increased mortality rates. The study, published in the journal Environmental and Resource Economics, provides new insights into the
Air pollution
New research conducted by Seungjin Choi, Jeongmin Park, and Sangsup Lee at Chungbuk National University has emphasized the importance of temperature control, filtration, and chemical sorbents in effectively mitigating condensable particulate matter (CPM) emissions from coal-fired power plants. The study used a laboratory-scale coal combustion system to simulate coal-fired power
Air pollution
The U.S. Environmental Protection Agency has submitted a draft proposal to the White House to rescind the endangerment finding on greenhouse gas emissions from vehicles, a move that former agency officials say would gut the EPA's authority to reduce emissions and likely face a court challenge. The
Air pollution
The Specialty Equipment Market Association (SEMA) has issued a statement to dispel misinformation surrounding a forthcoming law in Nevada pertaining to local enforcement of state and federal vehicle emissions laws. The new law, which takes effect on October 1, 2025, will not impact the 2025 SEMA Show, Las Vegas'
Air pollution
The International Court of Justice (ICJ) has issued a landmark legal opinion on climate change, opening the door for countries to sue each other for contributing to global warming. Vanuatu, the world's most climate-vulnerable island, brought a case against other nations, arguing that those responsible for historical emissions
Air pollution
The US Environmental Protection Agency has approved a state implementation plan revision submitted by Maryland, reallocating nitrogen oxides ozone season emission caps for large non-electric generating units. This revision ensures Maryland continues to meet its nitrogen oxides State Implementation Plan Call obligations following the permanent shutdown of the Luke Paper
