Category Archives: USA & Canada

Ozone exposure at birth increases risk of asthma development

A long-term study of the health of Canadian children has found that exposure to ozone (O3), a common air pollutant, at birth was associated with an 82 percent increased risk of developing asthma by age three. The study, which was … Continue reading

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Study: Street-level air pollution increases health risk among elderly

A new study published today in the journal Environmental Health shows that differences in traffic-related air pollution are associated with higher rates of heart attacks and deaths from heart disease in the elderly. Scientists from Environmental Defense Fund and Kaiser … Continue reading

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Hawaii’s silent danger: Volcanic smog, otherwise known as ‘vog’

The recent eruption of Hawaii’s Kilauea has generated apocalyptic scenes of bright red lava exploding hundreds of feet into the sky and burning buildings consumed by the molten rock. But there’s another danger, silent and often unseen, that has been … Continue reading

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Even brief particle pollution spikes tied to respiratory infections

People may be more likely to develop acute lower respiratory infections after even brief increases in air pollution, and babies and toddlers are especially vulnerable, a U.S. study suggests. Researchers looked at more than a decade of data on patients … Continue reading

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90 percent of world’s population breathes badly polluted air: WHO

Nine out of every 10 people on the planet breathe air that contains high levels of pollutants and kills seven million people each year, according to a new World Health Organization (WHO) study. Nine out of every 10 people on … Continue reading

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High air pollution levels prompt special weather statement for Calgary

Light winds paired with a change in temperature have trapped smog over Calgary, prompting a special weather statement alert from Environment Canada. On Thursday at 5: 30 p.m., the agency warned that high levels of air pollution will remain over the … Continue reading

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Farms in the U.S. Contain Chemical-Filled Soil Responsible for a Shocking Amount of Air Pollution

Air pollution was responsible for one in eight deaths across the world in 2012. But most likely associate this smoggy mess with smokestacks, cars spitting out black smoke, or massive cities. There is, however, an unlikely source of pollution coming … Continue reading

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Interactive map shows which San Diego areas have the worst air quality

Areas of Alpine, Borrego Springs and Warner Springs have the highest levels of ozone pollution in San Diego County, according to state data that indicate the level of air pollution in a given neighborhood. Ozone is the main ingredient of … Continue reading

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