The Jerusalem Post | Israel’s Health Ministry has issued a public health warning urging residents to limit outdoor activity due to high air pollution levels nationwide. Vulnerable groups, including those with heart or respiratory conditions, children, pregnant women, and the elderly, are especially advised to avoid strenuous physical exertion outdoors.

MPR News | The Minnesota Pollution Control Agency has issued an air quality alert across much of the state, including the Twin Cities, due to ozone pollution driven by hot, sunny, and dry conditions rather than wildfire smoke. Unlike smoke-related pollution, masks offer little protection from ozone, so residents—especially vulnerable groups—are advised to limit outdoor activity.

Newsweek | Air quality alerts have been issued for the Dallas-Fort Worth and San Antonio areas due to elevated ground-level ozone, with officials urging residents to reduce emissions by avoiding drive-thru lanes and car idling. Meteorologists warn that continued hot, sunny, and stagnant conditions may extend ozone pollution through the week, posing respiratory risks—especially for children, the elderly, and individuals with asthma.

The Verge | After a lawsuit by farmers and environmental groups, the USDA has agreed to restore climate-related content it removed from its websites following President Trump’s inauguration, including tools like the Climate Risk Viewer. Advocates hailed the decision as a win for transparency and science-based farming, though they emphasized ongoing concerns about broader funding cuts and policy rollbacks affecting climate resilience in agriculture.

WESA | Several industrial polluters in Pennsylvania, including U.S. Steel and coal-fired power plants, have received or requested two-year exemptions from updated federal air quality rules regulating hazardous pollutants like mercury and benzene, under a Trump administration initiative citing national security and technological limitations. While companies argue the standards are unachievable, health officials and environmental groups warn these exemptions risk reversing air quality gains and pose serious health threats to surrounding communities.

Alaska Beacon | Fairbanks, Alaska has cut wintertime PM2.5 pollution nearly in half since 2015 through cleaner woodstove replacements, better fuel practices, and sustained monitoring, despite persistent challenges from extreme temperature inversions and widespread wood burning for heat. While the area still experiences exceedances—especially in North Pole—state and local efforts, including a kiln-dried wood program and EPA-approved air quality plan, mark significant progress toward cleaner air in one of the U.S.’s most pollution-prone cold-climate cities.

ScienceDirect.com | A Dutch cohort study of over 10 million adults found that different air pollution exposure models—despite using various monitoring and modeling strategies—produced consistently positive associations with mortality, though the magnitude of hazard ratios (HRs) varied significantly (e.g., HR for black carbon ranged from 1.01 to 1.09 per 1 µg/m³). These discrepancies suggest that variation in exposure assessment methods may partly explain the heterogeneity seen in air pollution-related mortality estimates across epidemiological studies.

ABC7 | Smog season in Los Angeles, which runs from May through September, is driven by sun, heat, topography, and vehicle emissions—making the region home to the highest ozone levels in the U.S. Despite improvements due to clean technology and regulations, experts recommend avoiding afternoon outdoor activity, using air purifiers, and monitoring local air quality to protect vulnerable groups.

Homeland Security Today | The EU-funded Arctic PASSION project has launched two new tools—AURORAE for real-time air quality forecasting and INFRA for localized wildfire risk management—designed to empower Arctic communities with accessible environmental data. These platforms provide tailored, actionable insights to help residents, municipalities, and indigenous groups across Northern Europe, Canada, and Yakutia make informed health and safety decisions in the face of increasing environmental threats.

Met Office | During National Clean Air Month, the UK Met Office highlights its critical role in air quality monitoring and forecasting, noting how climate change is intensifying pollution through heatwaves, wildfires, and altered weather patterns. Through advanced modeling, research partnerships, and its leadership in the UK Clean Air Programme, the Met Office is working to understand and mitigate the complex links between air quality, public health, and a warming climate.

The Jerusalem Post | Israel’s Health Ministry has issued a public health warning urging residents to limit outdoor activity due to high air pollution levels nationwide. Vulnerable groups, including those with heart or respiratory conditions, children, pregnant women, and the elderly, are especially advised to avoid strenuous physical exertion outdoors.

MPR News | The Minnesota Pollution Control Agency has issued an air quality alert across much of the state, including the Twin Cities, due to ozone pollution driven by hot, sunny, and dry conditions rather than wildfire smoke. Unlike smoke-related pollution, masks offer little protection from ozone, so residents—especially vulnerable groups—are advised to limit outdoor activity.

Newsweek | Air quality alerts have been issued for the Dallas-Fort Worth and San Antonio areas due to elevated ground-level ozone, with officials urging residents to reduce emissions by avoiding drive-thru lanes and car idling. Meteorologists warn that continued hot, sunny, and stagnant conditions may extend ozone pollution through the week, posing respiratory risks—especially for children, the elderly, and individuals with asthma.

The Verge | After a lawsuit by farmers and environmental groups, the USDA has agreed to restore climate-related content it removed from its websites following President Trump’s inauguration, including tools like the Climate Risk Viewer. Advocates hailed the decision as a win for transparency and science-based farming, though they emphasized ongoing concerns about broader funding cuts and policy rollbacks affecting climate resilience in agriculture.

WESA | Several industrial polluters in Pennsylvania, including U.S. Steel and coal-fired power plants, have received or requested two-year exemptions from updated federal air quality rules regulating hazardous pollutants like mercury and benzene, under a Trump administration initiative citing national security and technological limitations. While companies argue the standards are unachievable, health officials and environmental groups warn these exemptions risk reversing air quality gains and pose serious health threats to surrounding communities.

Alaska Beacon | Fairbanks, Alaska has cut wintertime PM2.5 pollution nearly in half since 2015 through cleaner woodstove replacements, better fuel practices, and sustained monitoring, despite persistent challenges from extreme temperature inversions and widespread wood burning for heat. While the area still experiences exceedances—especially in North Pole—state and local efforts, including a kiln-dried wood program and EPA-approved air quality plan, mark significant progress toward cleaner air in one of the U.S.’s most pollution-prone cold-climate cities.

ScienceDirect.com | A Dutch cohort study of over 10 million adults found that different air pollution exposure models—despite using various monitoring and modeling strategies—produced consistently positive associations with mortality, though the magnitude of hazard ratios (HRs) varied significantly (e.g., HR for black carbon ranged from 1.01 to 1.09 per 1 µg/m³). These discrepancies suggest that variation in exposure assessment methods may partly explain the heterogeneity seen in air pollution-related mortality estimates across epidemiological studies.

ABC7 | Smog season in Los Angeles, which runs from May through September, is driven by sun, heat, topography, and vehicle emissions—making the region home to the highest ozone levels in the U.S. Despite improvements due to clean technology and regulations, experts recommend avoiding afternoon outdoor activity, using air purifiers, and monitoring local air quality to protect vulnerable groups.

Homeland Security Today | The EU-funded Arctic PASSION project has launched two new tools—AURORAE for real-time air quality forecasting and INFRA for localized wildfire risk management—designed to empower Arctic communities with accessible environmental data. These platforms provide tailored, actionable insights to help residents, municipalities, and indigenous groups across Northern Europe, Canada, and Yakutia make informed health and safety decisions in the face of increasing environmental threats.

Met Office | During National Clean Air Month, the UK Met Office highlights its critical role in air quality monitoring and forecasting, noting how climate change is intensifying pollution through heatwaves, wildfires, and altered weather patterns. Through advanced modeling, research partnerships, and its leadership in the UK Clean Air Programme, the Met Office is working to understand and mitigate the complex links between air quality, public health, and a warming climate.