Latest Annual U.S. Greenhouse Gas Emissions and Sinks Inventory released

WASHINGTON — Today, April 11, the U.S. Environmental Protection Agency released its latest annual Inventory of U.S. Greenhouse Gas Emissions and Sinks (GHG Inventory), which presents a national-level overview of annual greenhouse gas emissions from 1990 to 2022. Net U.S. greenhouse gas emissions were 5,489 million metric tons of carbon dioxide equivalent in 2022, a … Read more

Air pollution increases risk of Alzheimer’s disease developing, new Emory study shows

A new Emory University study has found that adults exposed to high levels of air pollution were at an increased risk of developing Alzheimer’s disease. In a study of 1,113 participants between the ages of 45-75 from the Emory Healthy Brain Study, all of whom were from the Atlanta metropolitan area, the researchers found positive biomarkers … Read more

California’s Clean Vehicle Authority Affirmed by Federal Court

WASHINGTON— A federal appeals court today upheld California’s longstanding waiver from the U.S. Environmental Protection Agency, which allows the state to set its own program of clean vehicle regulations. The court dismissed a suit brought by the oil and gas industry allied with corn ethanol and biodiesel growers and 17 Republican-led states. In March 2022 … Read more

IQAir releases world air quality report for 2023

STEINACH, Switzerland (March 19, 2024) – The 6th Annual World Air Quality Report reveals troubling details of the world’s most polluted countries, territories, and regions in 2023. For this year’s report, data from more than 30,000 air quality monitoring stations across 7,812 locations in 134 countries, territories, and regions were analyzed by IQAir’s air quality … Read more

Plan to offer new Calif. nighttime passenger-train op. gains traction. With such service, potential is there for air-quality improvement

Newport Beach, CA – March 23, 2024 – Dreamstar Lines, Inc., a pioneering company in deluxe passenger rail travel, is pleased to announce the execution of a Memorandum of Understanding (MOU) with Union Pacific Railroad, one of North America’s premier transportation companies. The MOU, formalizing the parties’ negotiations toward a comprehensive final agreement, identifies the … Read more

New heavy-duty vehicle standards will make for cleaner truck transport, improve air quality, fight climate change, keep U.S. economy humming

WASHINGTON – Today, March 29, the U.S. Environmental Protection Agency announced final national greenhouse gas pollution standards for heavy-duty vehicles, such as freight trucks and buses, for model years 2027 through 2032. The standards will avoid 1 billion tons of greenhouse gas emissions and provide $13 billion in annualized net benefits to society related to … Read more

Could AI be the answer to solving the congestion crisis?

CAMBRIDGE, Mass., March 28, 2024 – The research paper, AI-generated visuals of car-free US cities help improve support for sustainable policies, published in Nature Sustainability combines insights from behavioral science with recent advances in AI. The study was led by Rachit Dubey, a postdoctoral research fellow at MIT’s Sloan School of Management in collaboration with Rahul Bhui, assistant … Read more

Will the MTA board’s multi-$B congestion-pricing scheme vastly improve NYC air quality?

The New York City Metropolitan Transit Authority (MTA) board apparently felt that traffic congestion in the Big Apple is a big deal — that there is just too much of it. The MTA board approved a $15-per-day fee imposed on drivers making weekday drives into the city’s central business district or CBD (below 60th Street) also … Read more

New automobile standards to make for cleaner car travel, improve air quality, protect public health, fight climate change

WASHINGTON – Today, March 20, [2024], the U.S. Environmental Protection Agency announced final national pollution standards for passenger cars, light-duty trucks, and medium-duty vehicles for model years 2027 through 2032 and beyond. These standards will avoid more than 7 billion tons of carbon emissions and provide nearly $100 billion of annual net benefits to society, … Read more

In 2023, climate-change indicators reached new heights, WMO reports

A new report from the World Meteorological Organization (WMO) shows that records were once again broken, and in some cases smashed, for greenhouse gas levels, surface temperatures, ocean heat and acidification, sea level rise, Antarctic sea ice cover and glacier retreat. Heatwaves, floods, droughts, wildfires and rapidly intensifying tropical cyclones caused misery and mayhem, upending … Read more