Rapid Urbanization in Brazilian Amazon Will Damage Rainforest Ecosystems

According to a study, damaging particle production in Manaus - an industrial hub of two million - has been drastically accelerated by nitrogen oxides produced by vehicles, air conditioners, deforestation-related fires, and other urban pollutants.

By Rachel Mucha

RIO DE JANEIRO, BRAZIL - A landmark study in the Journal of Nature Communications revealed that urban pollution in Manaus, Brazil, has caused a 400 percent spike in Secondary Organic Aerosol (SOA) particles in nearby areas of the Amazon, that is likely to alter regional rainfall, tree growth, and photosynthesis patterns.

Authored by a 36-member research team at the bilateral US-Brazil

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