Category Archives: Latin America

Real-time Air Quality Index visual map

You don’t always notice air pollution when you walk out the door in the morning. Sure, sometimes there’s smog in the sky to tip you off that it’s an extra-polluted day but that’s not always the case. So, how do … Continue reading

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Mexico’s new world-class heavy-duty vehicle emission standards show vision and leadership

The achievement by Mexico’s Secretariat of Environment and Natural Resources (SEMARNAT) in proposing new heavy-duty vehicle emissions standards, aligned with standards in place in the rest of North America and in the European Union, places Mexico at the forefront of … Continue reading

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Pollutionwatch: The world’s dirtiest cities

For the first time in history, over half the world’s population now live in cities. But only 12% of urban dwellers enjoy airborne particle pollutionthat meets World Health Organisation (WHO) guidelines. Globally, lowest city air pollution is in Canada and Iceland … Continue reading

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First Air Quality Pre-Emergency in Santiago

DUE TO POOR VENTILATION AND AIR CONDITIONS THE INTENDENCIA METROPOLITANA HAS DECLARED THE FIRST ENVIRONMENTAL PRE-EMERGENCY OF 2014. SANTIAGO — High levels of pollution have always been a problem in the history of Santiago. The air gets trapped between the mountains and this … Continue reading

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An Interactive Air-Pollution Map

In March, the World Health Organization estimated that air pollution was responsible for 7 million premature deaths in 2012. That’s one out of every eight total deaths in the world. Air quality has gotten worse over the last decade, and … Continue reading

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Top 20 most polluted cities in the world

Air quality in most cities that monitor their pollution levels exceed what the World Health Organization deems as safe. Delhi has the highest level of the airborne particulate matter, PM2.5 considered most harmful to health, with 153 micrograms. Not far … Continue reading

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Researchers raise alarm about air pollution levels in Haiti

Air pollution in the island nation of Haiti can reach levels considered hazardous by the U.S. Environmental Protection Agency, according to recent findings by Tufts researchers. The researchers—associate professor Mary Davis and Ann Rappaport in the Department of Urban and … Continue reading

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Why licence plate bans don’t cut smog

Licence-plate driving bans such as the one implemented in Paris this week are not the solution to urban air pollution, according to analysis of recent data. In fact, arbitrary restrictions have been shown to make air pollution worse in the … Continue reading

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