Category Archives: Latin America

Only seven countries meet WHO air quality standard, research finds

Almost all countries failing to meet mark for PM2.5, tiny particles expelled by vehicles and industry that can cause health problems Only seven countries are meeting an international air quality standard, with deadly air pollution worsening in places due to … Continue reading

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Air pollution from fires hits world’s poorest hardest: study

People in poorer countries are disproportionately suffering from air pollution spewed from the increasing scourge of fires in forests and fields around the world, according to new research published Wednesday. Landscape fires include blazes in forests, shrub, grass, pastures and … Continue reading

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Air pollution greatest global threat to human health, says benchmark study

Air pollution is more dangerous to the health of the average person on planet Earth than smoking or alcohol, with the threat worsening in its global epicenter South Asia even as China fast improves, a study showed Tuesday. Yet the … Continue reading

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Major cities blighted by nitrogen dioxide pollution, research finds

Shanghai, Moscow and Tehran have the highest levels of NO2 pollution, according to the research Cities in relatively prosperous countries are blighted by serious levels of air pollution from nitrogen dioxide, often without realising the extent of the problem, research has … Continue reading

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Harmful air pollution now affects 99 per cent of everyone on Earth

Almost everyone on Earth lives in areas with harmful levels of air pollution that breach new guidelines from the World Health Organization (WHO). The official figure is that 99 per cent of the world’s population is affected, up from 90 … Continue reading

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Report Finds that 97 Percent of Global Cities Did Not Meet Latest WHO Air Quality Guideline

The 2021 World Air Quality Report finds that only three percent of cities and no single country met the latest World Health Organization’s (WHO) PM2.5 annual air quality guideline. The report analyzes PM2.5 air pollution measurements from air monitoring stations … Continue reading

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One-third of countries lack air quality standards, says report

A new report by the United Nations Environment Programme (UNEP) has revealed that one-third of countries have no legally mandated outdoor air quality standards. It also noted that where such laws exist, standards vary widely and are often misaligned with World … Continue reading

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More than 47,000 Brazilians hospitalised by exposure to wildfire air pollution every year

Last year the number of wildfires in Brazil increased 12.7 percent to a decade-high. Now the largest and most comprehensive study to date of the health effects of wildfires in Brazil reveals the serious health consequences of this burning, linking … Continue reading

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