Gopikrishnan G S

Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)

ORM Report

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Sharma, B.R., Kuttippurath, J. and Gopikrishnan, G.S., 2025. Tropospheric ozone as an atmospheric pollutant and short-lived climate forcer in the Third Pole. Chemosphere, 380, p.144474.
Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.
Sangeetha, P., Gopikrishnan, G.S., Kuttippurath, J. and Thapliyal, P.K., 2025. Evaluation of Total Column Ozone Measurements from INSAT-3D/3DR with Satellite-Based AIRS and CAMS Reanalysis Data. Journal of the Indian Society of Remote Sensing, pp.1-12.
Gopikrishnan, G.S. and Kuttippurath, J., 2024. Global tropical and extra-tropical tropospheric ozone trends and radiative forcing deduced from satellite and ozonesonde measurements for the period 2005–2020. Environmental Pollution, 361, p.124869.
Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)
Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.
Gopikrishnan, G.S., Kuttippurath, J., Raj, S., Singh, A. and Abbhishek, K., 2022. Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), p.28.
Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.
Gopikrishnan, G.S. and Kuttippurath, J., 2021. A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, p.118095.

Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.

Kuttippurath, J., Patel, V. K., Gopikrishnan, G. P., & Varikoden, H. (2023). Changes in Air Quality, Meteorology and Energy Consumption during the COVID-19 Lockdown and Unlock Periods in India. Air, 1(2), 125-138. (Link)

Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, p.105617.
Kumar, R., Kuttippurath, J., Gopikrishnan, G.S., Kumar, P. and Varikoden, H., 2023. Enhanced surface temperature over India during 1980–2020 and future projections: causal links of the drivers and trends. npj Climate and Atmospheric Science, 6(1), p.164.
Gopikrishnan, G.S., Kuttippurath, J., Raj, S., Singh, A. and Abbhishek, K., 2022. Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), p.28.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.
Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.
Gopikrishnan, G.S., Ardra, T.S. and Kuttippurath, J., 2025. Exposure to surface ozone and its associated health effects and economic burden in India. Global Transitions, 7, pp.148-158.
Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, p.105617.
Gopikrishnan, G. S., & Kuttippurath, J. (2024). Four Years of National Clean Air Programme (NCAP) in Indian cities: Assessment of the impact on surface ozone during the period 2018–2022. Sustainable Cities and Society, 105207.
Sharma, B.R., Kuttippurath, J., Gopikrishnan, G.S. and Pathak, M., 2023. Trends in atmospheric pollution in the Third Pole: analyses of tropospheric NO 2 for the period 2005–2020. Environmental Science: Atmospheres, 3(5), pp.905-918.
Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.
Gopikrishnan, G. S., Kuttippurath, J., Raj, S., Singh, A., & Abbhishek, K. (2022). Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), 28.
Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.
Gopikrishnan, G.S., Ardra, T.S. and Kuttippurath, J., 2025. Exposure to surface ozone and its associated health effects and economic burden in India. Global Transitions, 7, pp.148-158.
Gopikrishnan, G.S. and Kuttippurath, J., 2024. Global tropical and extra-tropical tropospheric ozone trends and radiative forcing deduced from satellite and ozonesonde measurements for the period 2005–2020. Environmental Pollution, 361, p.124869. (Link)
Sharma, B.R., Kuttippurath, J., Patel, V.K. and Gopikrishnan, G.S., 2024. Regional sources of NH3, SO2 and CO in the Third pole. Environmental Research, p.118317. (Link)
Kumar, R., Kuttippurath, J., Gopikrishnan, G.S., Kumar, P. and Varikoden, H., 2023. Enhanced surface temperature over India during 1980–2020 and future projections: causal links of the drivers and trends. npj Climate and Atmospheric Science, 6(1), p.164. (Link)
Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)
Kuttippurath, J., Feng, W., Müller, R., Kumar, P., Raj, S., Gopikrishnan, G. P., & Roy, R. (2021). Exceptional loss in ozone in the Arctic winter/spring of 2019/2020. Atmospheric Chemistry and Physics, 21(18), 14019-14037. (Link)
Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.
Gopikrishnan, G. S., & Kuttippurath, J. (2021). A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, 118095. (Link)

Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.
Gopikrishnan, G. S., & Kuttippurath, J. (2021). A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, 118095. (Link)

Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.
Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, 112, p.105617.

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Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Sharma, B.R., Kuttippurath, J. and Gopikrishnan, G.S., 2025. Tropospheric ozone as an atmospheric pollutant and short-lived climate forcer in the Third Pole. Chemosphere, 380, p.144474.

Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.

Sangeetha, P., Gopikrishnan, G.S., Kuttippurath, J. and Thapliyal, P.K., 2025. Evaluation of Total Column Ozone Measurements from INSAT-3D/3DR with Satellite-Based AIRS and CAMS Reanalysis Data. Journal of the Indian Society of Remote Sensing, pp.1-12.

Gopikrishnan, G.S. and Kuttippurath, J., 2024. Global tropical and extra-tropical tropospheric ozone trends and radiative forcing deduced from satellite and ozonesonde measurements for the period 2005–2020. Environmental Pollution, 361, p.124869.

Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)

Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.

Gopikrishnan, G.S., Kuttippurath, J., Raj, S., Singh, A. and Abbhishek, K., 2022. Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), p.28.

Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.

Gopikrishnan, G.S. and Kuttippurath, J., 2021. A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, p.118095.

Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.

Kuttippurath, J., Patel, V. K., Gopikrishnan, G. P., & Varikoden, H. (2023). Changes in Air Quality, Meteorology and Energy Consumption during the COVID-19 Lockdown and Unlock Periods in India. Air, 1(2), 125-138. (Link)

Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, p.105617.

Kumar, R., Kuttippurath, J., Gopikrishnan, G.S., Kumar, P. and Varikoden, H., 2023. Enhanced surface temperature over India during 1980–2020 and future projections: causal links of the drivers and trends. npj Climate and Atmospheric Science, 6(1), p.164.

Gopikrishnan, G.S., Kuttippurath, J., Raj, S., Singh, A. and Abbhishek, K., 2022. Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), p.28.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.

Gopikrishnan, G.S., Ardra, T.S. and Kuttippurath, J., 2025. Exposure to surface ozone and its associated health effects and economic burden in India. Global Transitions, 7, pp.148-158.

Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, p.105617.

Gopikrishnan, G. S., & Kuttippurath, J. (2024). Four Years of National Clean Air Programme (NCAP) in Indian cities: Assessment of the impact on surface ozone during the period 2018–2022. Sustainable Cities and Society, 105207.

Sharma, B.R., Kuttippurath, J., Gopikrishnan, G.S. and Pathak, M., 2023. Trends in atmospheric pollution in the Third Pole: analyses of tropospheric NO 2 for the period 2005–2020. Environmental Science: Atmospheres, 3(5), pp.905-918.

Kuttippurath, J., Sharma, B.R. and Gopikrishnan, G.S., 2023. Trends and variability of total column ozone in the Third Pole. Frontiers in Climate, 5, p.1129660.

Gopikrishnan, G. S., Kuttippurath, J., Raj, S., Singh, A., & Abbhishek, K. (2022). Air quality during the COVID–19 lockdown and unlock periods in India analyzed using satellite and ground-based measurements. Environmental Processes, 9(2), 28.

Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.

Kumar, R., Gopikrishnan, G.S. and Kuttippurath, J., 2025. Rapid changes in warm and cold extremes in recent decades and their future projections for India. Journal of Environmental Management, 387, p.125832.

Gopikrishnan, G.S., Ardra, T.S. and Kuttippurath, J., 2025. Exposure to surface ozone and its associated health effects and economic burden in India. Global Transitions, 7, pp.148-158.

Gopikrishnan, G.S. and Kuttippurath, J., 2024. Global tropical and extra-tropical tropospheric ozone trends and radiative forcing deduced from satellite and ozonesonde measurements for the period 2005–2020. Environmental Pollution, 361, p.124869. (Link)

Sharma, B.R., Kuttippurath, J., Patel, V.K. and Gopikrishnan, G.S., 2024. Regional sources of NH3, SO2 and CO in the Third pole. Environmental Research, p.118317. (Link)

Kumar, R., Kuttippurath, J., Gopikrishnan, G.S., Kumar, P. and Varikoden, H., 2023. Enhanced surface temperature over India during 1980–2020 and future projections: causal links of the drivers and trends. npj Climate and Atmospheric Science, 6(1), p.164. (Link)

Rathore, A., Gopikrishnan, G. S., & Kuttippurath, J. (2023). Changes in tropospheric ozone over India: Variability, long-term trends and climate forcing. Atmospheric Environment, 309, 119959. (Link)

Kuttippurath, J., Feng, W., Müller, R., Kumar, P., Raj, S., Gopikrishnan, G. P., & Roy, R. (2021). Exceptional loss in ozone in the Arctic winter/spring of 2019/2020. Atmospheric Chemistry and Physics, 21(18), 14019-14037. (Link)

Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.

Gopikrishnan, G. S., & Kuttippurath, J. (2021). A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, 118095. (Link)

Kuttippurath, J., Abbhishek, K., Gopikrishnan, G.S. and Pathak, M., 2022. Investigation of long–term trends and major sources of atmospheric HCHO over India. Environmental Challenges, 7, p.100477.

Gopikrishnan, G. S., & Kuttippurath, J. (2021). A decade of satellite observations reveal significant increase in atmospheric formaldehyde from shipping in Indian Ocean. Atmospheric Environment, 246, 118095. (Link)

Gopikrishnan, G.S. and Kuttippurath, J., 2025. Impact of the National Clean Air Programme (NCAP) on the particulate matter pollution and associated reduction in human mortalities in Indian cities. Science of The Total Environment, 968, p.178787.

Amritha, S., Varikoden, H., Patel, V.K., Kuttippurath, J. and Gopikrishnan, G.S., 2024. Global, regional and city scale changes in atmospheric NO₂ with environmental laws and policies. Sustainable Cities and Society, 112, p.105617.