Publications

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2026

Nath V, Nathvani R, Bennett JE, Clark SN, Muller E, Hughes A, Nimo J, Bedford Moses J, Owusu G, Agyei-Mensah S, Brauer M, Arku RE, Ezzati M.

Capturing urban activities and environment across time scales: Object detection and time-series analysis of 6.8 million images in Accra, Ghana

Cities, vol. 177, no. 107203, Forthcoming, ISSN: 0264-2751.

Lange CL, Alli AS, Kyeremateng KA, Holmes JF, Nimo J, Dery N, Anku P, Adzrakor L, Kotoka GK, Oppong P, Kumah J, Asante-Poku A, Brauer M, Agyei-Mensah S, Clark SN, Spencer RMC, Oulhote Y, Hughes AF, Ezzati M,, Arku RE.

The Accra School Health and Environment Study (ASHES): A study of the urban environment and child health and development in Accra

Environmental Research: Communications, vol. 8, no. 035012, 2026, ISSN: 2515-7620.

Kannan S.B, Goel R, Agyemang E, Quayyum Z, Agrawal S, Rahman Bayazid A, Anjaria J, Bhalla K.

The status and politics of bicycling in the cities of low- and middle-income countries

Nature Cities, vol. 3, pp. 58-67, 2026, ISSN: 2731-9997 .

2025

Lange CL, Clark SN, Alli AS, Nimo J, Kyeremateng KA, Agyei-Mensah S, Oulhote Y, Hughes AF, Ezzati M, Arku RE.

Characterizing air and noise pollution and their determinants in elementary schools in Accra, Ghana

Environmental Research: Health, vol. 3, iss. 4, no. 041002, 2025, ISSN: 2752-5309.

Kubwimana JR, Clark SN, Nimo J, Umutoni C, Karekezi P, Mottey BE, Nyinawumuntu C, Niyizurugero S, Mirau SS, Hakizimana PC, Mbalawata IS, Gahungu P, Ezzati M, Hughes AF, Arku RE.

City-wide space-time patterns of environmental noise pollution in Kigali, Rwanda

Environmental Research Letters, vol. 20, no. 124024, 2025, ISSN: 1748-9326.

Agyemang E, Agyei-Mensah S, Sivakumar A, Nathavni R, & Ezzati M.

Mobility changes occasioned by COVID-19 lockdown measures: evidence from an emerging economy

TeMA - Journal of Land Use, Mobility and Environment, vol. 18, iss. 2, pp. 239-254, 2025, ISSN: 1970-9870 .

Metzler AB, Nathvani R, Sharmanska V, Bai W, Moulds S, Owoo NS, Fynn IEM, Muller E, Dufitimana E, Akara GK, Owusu G, Agyei-Mensah S, Ezzati M.

Unsupervised deep clustering of high-resolution satellite imagery reveals phenotypes of urban development in Sub-Saharan Africa

Science of The Total Environment, vol. 988, no. 179739, 2025, ISSN: 0048-9697.

Clark SN, Arku RE, Ezzati M, Bennett J, Nathvani R, Alli AS, Nimo J, Moses JB, Baah S, Hughes A, Agyei-Mensah S, Owusu G, Toledano M, Brauer M.

Moving beyond the noise: geospatial modelling of urban sound environments in a sub-Saharan African city

Scientific Reports, no. 15, pp. 21403, 2025.

Nathvani R, Cavanaugh A, Suel E, Bixby H, Clark SN, Metzler AB. Nimo J, Bedford-Moses J, Baah S, Arku RE, Robinson BE, Baumgartner J, Bennett JE, Arif AM, Long Y, Agyei-Mensah S, Ezzati M.

Measurement of urban vitality with time-lapsed street-view images and object-detection for scalable assessment of pedestrian-sidewalk dynamics

ISPRS Journal of Photogrammetry and Remote Sensing, vol. 221, pp. 251-264, 2025, ISSN: 1872-8235.

Li Y, Zhang Y, Long Y, Bhalla K, Ezzati M.

Assessing bicycle safety risks using emerging mobile sensing data

Travel Behaviour and Society, vol. 38, no. 100906, 2025, ISSN: 2214-367X.

2023

Rita L, Nathvani R, Peliteiro M, Bostan T-C, Muller E, Suel E, Metzler AB, Tamagusko T, Ferreira A.

Using Deep Learning and Google Street View Imagery to Assess and Improve Cyclist Safety in London

vol. 15, iss. 13, pp. 10270, 2023, ISSN: 2071-1050.