Air Pollution

Home News Spaceflight The atmospheric reentry process generates extreme heat and mechanical loads, which lead to the satellite's disintegration at the altitude of about 45 miles. (Image credit: ESA) Chemicals released as defunct satellites burn in the atmosphere could damage Earth’s protective ozone layer if plans to build megaconstellations of…

United Airlines announced this week that it will purchase at least 15 supersonic Overture jets, at $200 million a pop, from a startup called Boom, which—having yet to put a single one of its fast new planes in the sky—aims to start ferrying loads of up to 88 business-class passengers…

The relationships among CAW, heatwaves, wildfires, and pollution. Anomalous anticyclones characterize the atmospheric circulation that develops concomitantly over the three remote regions around the summertime Arctic (July and August). The authors named it the circum-Arctic wave (CAW) pattern. These anticyclones induce warm and dry conditions from the surface to the…

This wall-mounted air purifier boasts some great technology, but it’s much too loud for us to recommend with any enthusiasm. Aura Air Today's Best Tech Deals Picked by TechHive's Editors Top Deals On Great Products Picked by Techconnect's Editors Table of Contents Show More The Aura Air air purifier takes…

Measuring air quality is inherently a measure of excess—any amount of toxic nitrogen oxides, ground-level ozone, and fine particulate matter is probably bad for human health. But when it comes to federal regulations, the notion of excess gets a bit wonky. When a refinery or plant outstrips the limits set…

For the past few years, Google has equipped its mapping vehicles with air pollution sensors. Google worked with Jaguar Land Rover on the first all-electric Street View car that will be tasked with measuring air quality in Dublin, Ireland. A Jaguar I-Pace is being used for this effort, and it…

Ella Kissi-Debrah was just nine when she suffered a fatal asthma attack. But the impact of her death could be felt for years to come, after the coroner declared last year that air pollution had caused her death – the first such ruling in the UK. Today, he published a…

Women who were highly exposed to ultra-fine particles in air pollution during their pregnancy were more likely to have children who developed asthma, according to a study published in the American Journal of Respiratory and Critical Care Medicine in May. This is the first time asthma has been linked with…

By Denise Mann HealthDay ReporterTUESDAY, May 18, 2021 (HealthDay News) – Exposure to ozone air pollution may make Black women more likely to develop fibroids. Compared to women exposed to the lowest levels of the pollutant, Black women exposed to the highest levels had a 35% increased risk for developing…

Cruise and cargo ships around the world are cleaning up their dirty smokestacks, installing systems that prevent harmful pollutants in their exhaust from escaping into the air. Yet much of that pollution is winding up in the sea instead. And so a solution meant to reduce smog, experts say, is…