Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Umesh Chandra Dumka"'
Autor:
Rahul Sheoran, Umesh Chandra Dumka, Hulivahana Nagaraju Sowmya, Deewan Singh Bisht, Atul Kumar Srivastava, Suresh Tiwari, Shiv Dev Attri, Philip Karl Hopke
Publikováno v:
Asian Journal of Atmospheric Environment, Vol 16, Iss 2, Pp 1-13 (2023)
Abstract Heavy fogs occur during the winter period over the part of northern India and impact aviation, public transport, the economy, public life, etc. During winter, fog water (FW) and non-monsoonal rainwater (NMRW) samples were collected in Delhi,
Externí odkaz:
https://doaj.org/article/1ed9a4e449934021840a2af521c4cd48
Publikováno v:
Climate, Vol 12, Iss 4, p 48 (2024)
Surface solar radiation (SSR) is a fundamental energy source for an equitable and sustainable future. Meteorology-induced variability increases uncertainty in SSR, thereby limiting its reliability due to its intermittent nature. This variability depe
Externí odkaz:
https://doaj.org/article/f92696feb6e4429e96e4ef319ff8567d
Autor:
Umesh Chandra Dumka, Panagiotis G. Kosmopoulos, Effrosyni Baxevanaki, Dimitris G. Kaskaoutis, Muhammad Nurul Huda, Md Firoz Khan, Muhammad Bilal, Balram Ambade, Sujan Khanal, Pavel Munshi
Publikováno v:
Fire, Vol 6, Iss 9, p 365 (2023)
This study estimates the radiative forcing by biomass burning and dust aerosols over the Indian subcontinent, with emphasis on the Indo-Gangetic Plains (IGP) during the period from January 2021 to April 2021, based on multiple satellite and reanalysi
Externí odkaz:
https://doaj.org/article/f19bef02fb194042a9b8ea2b49ef0af2
Autor:
Alok Sagar Gautam, Abhishek Joshi, Sagarika Chandra, Umesh Chandra Dumka, Devendraa Siingh, Ram Pal Singh
Publikováno v:
Urban Science, Vol 6, Iss 4, p 70 (2022)
The current study is mainly focused on the monthly variation in the lightning flash rate (LFR) and related thermodynamic parameters using the data for the years 2000–2013, and the trend of lightning variation is explored. Lightning data are used fr
Externí odkaz:
https://doaj.org/article/f289ca728e4b4739a085d85fc4fe3832
Publikováno v:
Urban Science, Vol 6, Iss 3, p 60 (2022)
Black carbon (BC) and PM2.5 chemical characterizations are crucial for insight into their impact on the health of the exposed population. PM2.5 sampling was carried out over selected residential sites of Jamshedpur (JSR) and Kharagpur (KGP), east Ind
Externí odkaz:
https://doaj.org/article/4f7750ab8bf846b099529c4d22e9a8d7
Autor:
Abbas Ranjbar Saadat Abadi, Nasim Hossein Hamzeh, Karim Shukurov, Christian Opp, Umesh Chandra Dumka
Publikováno v:
Remote Sensing, Vol 14, Iss 15, p 3827 (2022)
Dried lake beds are some of the largest sources of dust in the world and have caused environmental problems in the surrounding areas in recent decades. In the present work, we studied the monthly and annual occurrence of dust storms at selected weath
Externí odkaz:
https://doaj.org/article/d9fe175ed1254d1b8b3923908902dad7
Publikováno v:
Climate, Vol 10, Iss 8, p 116 (2022)
There was an error in the original publication [...]
Externí odkaz:
https://doaj.org/article/5680858dd29a401c86f16eefa099d27d
Publikováno v:
Remote Sensing, Vol 14, Iss 3, p 549 (2022)
The wildfires over the central Indian Himalayan region have attracted the significant attention of environmental scientists. Despite their major and disastrous effects on the environment and air quality, studies on the forest fires’ impacts from a
Externí odkaz:
https://doaj.org/article/a375234209f14cb89cbe7da5da9b2f68
Autor:
Shantikumar S. Ningombam, Umesh Chandra Dumka, Sivasamy Kalamani Mugil, Jagdish Chandra Kuniyal, Rakesh K. Hooda, Alok Sagar Gautam, Suresh Tiwari
Publikováno v:
Atmosphere, Vol 12, Iss 10, p 1290 (2021)
The impacts of climate change have severely affected geosphere, biosphere and cryosphere ecosystems in the Hindu Kush Himalayan (HKH) region. The impact has been accelerating further during the last few decades due to rapid increase in anthropogenic
Externí odkaz:
https://doaj.org/article/d9517f108dbd43ff996e07bab30ef5d8
Autor:
Rahul Sheoran, Umesh Chandra Dumka, Dimitris G. Kaskaoutis, Georgios Grivas, Kirpa Ram, Jai Prakash, Rakesh K. Hooda, Rakesh K. Tiwari, Nikos Mihalopoulos
Publikováno v:
Atmosphere, Vol 12, Iss 9, p 1228 (2021)
The present study analyzes data from total suspended particulate (TSP) samples collected during 3 years (2005–2008) at Nainital, central Himalayas, India and analyzed for carbonaceous aerosols (organic carbon (OC) and elemental carbon (EC)) and ino
Externí odkaz:
https://doaj.org/article/0d347abefcfd4082acb0af6c6448ccf2