Ying Wang, Matthew Shupler, Aaron Birch, Yen Li Chu, Matthew Jeronimo, Sumathy Rangarajan, Maha Mustaha, Laura Heenan, Pamela Seron, Fernando Lanas, Luis Salazar, Nicolas Saavedra, Maria Jose Oliveros, Patricio Lopez-Jaramillo, Paul A Camacho, Johnna Otero, Maritza Perez-Mayorga, Karen Yeates, Nicola West, Tatenda Ncube, Brian Ncube, Jephat Chifamba, Rita Yusuf, Afreen Khan, Zhiguang Liu, Hu Bo, Li Wei, L A Tse, Deepa Mohan, Parthiban Kumar, Rajeev Gupta, Indu Mohan, K G Jayachitra, Prem K Mony, Kamala Rammohan, Sanjeev Nair, P V M Lakshmi, Vivek Sagar, Rehman Khawaja, Romaina Iqbal, Khawar Kazmi, Salim Yusuf, Michael Brauer, Perry Hystad
Black Carbon (BC) is an important component of household air pollution (HAP) in low- and middle- income countries (LMICs), but levels and drivers of exposure are poorly understood. As part of the Prospective Urban and Rural Epidemiological (PURE) study, we analyzed 48-hour BC measurements for 1187 individual and 2242 household samples from 88 communities in 8 LMICs (Bangladesh, Chile, China, Colombia, India, Pakistan, Tanzania, and Zimbabwe). Light absorbance (10-5 m-1 ) of collected PM2.5 filters, a proxy for BC concentrations, was calculated via an image-based reflectance method...
April 20, 2022: Science of the Total Environment