Remove 2017 Remove Air Pollution Remove Ozone
article thumbnail

Nearly Half of US Breathes Unhealthy Levels of Pollution—Cars and Trucks Largely to Blame

Union of Concerned Scientists

Over 156 million people in the US are exposed to unhealthy levels of air pollutants, according to the recently published 2025 State-of-the Air report from the American Lung Association (ALA). For 25 years the report has helped people across the country understand the quality of the air in their communities.

article thumbnail

Railroads Are Running Dirty Diesel Trains Through Communities and No One Is Doing Anything About It

Union of Concerned Scientists

Sales have now slowed such that the total sales since 2017 are just over 800 new locomotives—in other words, it’s taken 8 years to match what used to be sold in a single year. This activity leads to harmful articulate matter pollution (PM 2.5 ) and smog (in the form of ozone, O 3 ), which impacts health.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

DEP Invites Comments On A Proposed Declaration Of An Exceptional Air Pollution Event Due To 2023 Wildfire Smoke Impacts

PA Environment Daily

The Department of Environmental Protection published notice in the April 27 PA Bulletin inviting public comments on a proposed declaration of an Exceptional Air Quality Event due to 2023 wildfires from Canada and New Jersey causing elevated levels of nitrogen oxides and volatile organic compounds impacting ozone pollution in Pennsylvania.

article thumbnail

Supreme Court Sidelines Science, Threatens Public Health: These Rules-in-Progress Show What’s at Stake

Union of Concerned Scientists

When our family participated in the Science March at the Minnesota Capitol in 2017, one of our signs said, “What do we want – Science Based Policy! These Air Emission Reporting Requirements describe how, when, which, and how often air pollutant emissions are estimated and reported from polluting facilities.

article thumbnail

Study: Industry Data Shows Hazardous Air Pollutants Are ‘Ubiquitous’ In The Natural Gas Transmission System; More Justification For Robust Leak Prevention Programs

PA Environment Daily

The study-- Hazardous Air Pollutants In Transmission Pipeline Natural Gas: An Analytic Assessment -- was accepted for publication in Environmental Research Letters journal September 16. blowdowns and blowouts), which we now know not only contains methane, but also Hazardous Air Pollutants and other chemicals.

article thumbnail

July 2017 Updates to the Climate Case Charts

Law Columbia

Six environmental groups launched the proceeding challenging the stay after EPA published notice of the stay in the June 5, 2017 issue of the Federal Register. Clean Air Council v. filed June 5, 2017; emergency motion for stay granted July 3, 2017). June 29, 2017). State Air Resources Board , No.

article thumbnail

NASA team provides free satellite public health data to researchers and communities

Science Blogs

The data, available for free online, can help track air quality indicators, heavy metals in air, dust, and other atmospheric components which can affect human health. NASA satellites have been collecting data for years on nitrogen dioxide, ozone, particulate matter, and sulfur dioxide. Mon, 08/21/2017 - 03:23. lborkowski.