Explanipedia

On-farm Realities: An analysis of agronomic practice gaps in the wheat-paddy system of Punjab, India Open

Shyam Lal, Aditi, Shubham Kumar · 2025

Robot-assisted Aquaculture and Sustainable Seafood Production for Enhanced Food Security Open

Shyam Lal, Shashi Bala Ahirwar, Seema Kanojia, Sumit Rai, C. S. Vidhya , et al. · 2024

This paper explores the integration of robotics in aquaculture practices to achieve sustainable seafood production, thereby enhancing global food security. With the increasing demand for seafood and the challenges posed by overfishing and …

First Quantitative Assessment of Deep-Sea Acorn Worm (Enteropneusta) in Pmn-Rich Zones of the Central Indian Ocean Basin Open

Ankur Saini, Santosh Gaikwad, Sabyasachi Sautya, Shyam Lal, Subin Raj V. B. , et al. · 2024

Light-NMHCs in the Central Himalayas and associated IGP Region: Role in Ozone and Secondary Organic Aerosols-Formation Open

Mahendar Chand Rajwar, Manish Naja, Shyam Lal, S. Venkataramani, Prajjwal Rawat , et al. · 2023

Non-methane hydrocarbons (NMHCs) are important precursors of tropospheric ozone and secondary organic aerosols (SOAs). The air quality in South Asia is rapidly deteriorating due to increasing pollution levels, and transporting these pollut…

Giant cell tumor of soft tissue: A case report Open

Shakti Kumar Yadav, Saikat Das, Deepti Joshi, Shyam Lal, Neelkamal Kapoor · 2023

Diagnosis of GCT-ST is difficult on cytopathology and radiology alone. Histopathological diagnosis should be done to rule out the malignant lesions. Complete surgical resection with clear resection margins is the mainstay of treatment. Adj…

Performance of AIRS ozone retrieval over the central Himalayas: use of ozonesonde and other satellite datasets Open

Prajjwal Rawat, Manish Naja, E. Fishbein, P. K. Thapliyal, Rajesh Kumar , et al. · 2023

Data from 242 ozonesondes launched from ARIES, Nainital (29.40∘ N, 79.50∘ E; 1793 m elevation), are used to evaluate the Atmospheric Infrared Sounder (AIRS) version 6 ozone profiles and total column ozone during the period 2011–2017 over t…

Atmospheric Boundary Layer Over Ahmedabad, Western Indian Region: Impact of COVID-19 Nationwide Lockdown Open

Sourita Saha, Som Sharma, Abha Chhabra, Prashant Kumar, Kondapalli Niranjan Kumar , et al. · 2023

Relation between PM2.5 and O3 over Different Urban Environmental Regimes in India Open

Rahul Kant Yadav, Harish Gadhavi, Akanksha Arora, Krishna Kumar Mohbey, Sunil Kumar , et al. · 2023

Atmospheric ozone (O3) concentration is impacted by a number of factors, such as the amount of solar radiation, the composition of nitrogen oxides (NOx) and hydrocarbons, the transport of pollutants and the amount of particulate matter in …

Supplementary material to "Performance of AIRS ozone retrieval over the central Himalayas: Case studies of biomass burning, downward ozone transport and radiative forcing using long-term observations" Open

Prajjwal Rawat, Manish Naja, E. Fishbein, P. K. Thapliyal, Rajesh Kumar , et al. · 2022

Performance of AIRS ozone retrieval over the central Himalayas: Case studies of biomass burning, downward ozone transport and radiative forcing using long-term observations Open

Prajjwal Rawat, Manish Naja, E. Fishbein, P. K. Thapliyal, Rajesh Kumar , et al. · 2022

Data from ozonesondes launched at ARIES Nainital (29.40° N, 79.50° E, and 1793 m elevation) are used to evaluate the Atmospheric Infrared Sounder (AIRS) version 6 ozone profiles and total column ozone during the period 2011–2017 over the c…

System productivity, energetics and economics of soybean (Glycine max)-wheat (Triticum aestivum) cropping system as influenced by weed management practices Open

Rachana Dubey, Shyam Lal, Dibakar Ghosh, P. K. Singh · 2022

A field experiment was conducted during 2015–16 and 2016–17 to assess the system productivity, energetics and economics of weed management practices in soybean (Glycine max L.)-wheat (Triticum aestivum L.) cropping system at ICAR-Directora…

Effect of Lockdown on Pollutant Levels in the Delhi Megacity: Role of Local Emission Sources and Chemical Lifetimes Open

Chinmay Mallik, Harish Gadhavi, Shyam Lal, Rahul Kant Yadav, R. Boopathy , et al. · 2021

The COVID-19 pandemic resulted in changed emission regimes all over the world. India also imposed complete lockdown on all modes of travel and industrial activities for about 2 months from 25-March-2020 and later unlocked these activities …

Non-methane volatile organic compounds emitted from domestic fuels in Delhi: Emission factors and total city-wide emissions Open

Arnab Mondal, Ummed Singh Saharan, Rahul Arya, Lokesh Yadav, Sakshi Ahlawat , et al. · 2021

Impact of Dust Storm on the Atmospheric Boundary Layer over Ahmedabad, a Western Indian Region . Open

Sourita Saha, Som Sharma, Abha Chhabra, Kondapalli Niranjan Kumar, Prashant Kumar , et al. · 2021

The present study focuses on investigating the impacts of a sudden dust storm on the atmospheric boundary layer (ABL) over Ahmedabad (23.02°N, 72.57°E), an urban site located in the western region of India. The accumulation of dust in the …

On Generalized Carleson Operator with Application in Walsh Type Wavelet Packet Expansions Open

Shyam Lal, Susheel Kumar · 2021

In this paper, two new theorems on generalized Carleson operatorfor a Walsh type wavelet packet system and for periodic Walsh typewavelet packet expansion of a function $f \in $ $L^p \left[ 0,1 \right), 1 < p < \infty,$ have been establi…

Methyl Chloroform Continues to Constrain the Hydroxyl (OH) Variability in the Troposphere Open

Prabir K. Patra, Maarten Krol, Ronald G. Prinn, Masayuki Takigawa, Jens Mühle , et al. · 2020

Trends and variability in tropospheric hydroxyl (OH) radicals influence budgets of many greenhouse gases, air pollutant species, and ozone depleting substances. Estimations of tropospheric OH trends and variability based on budget analysis…

Assessment of Vertical Ozone Profiles from INSAT-3D Sounder Over The Central Himalaya Open

Prajjwal Rawat, Manish Naja, P. K. Thapliyal, Shuchita Srivastava, Piyush Bhardwaj , et al. · 2020

Vertical distribution of ozone has been obtained for the first time using INSAT-3D for the period 2013-2017 over the central Himalaya and validated utilizing balloon-borne observations from a high-altitude site in Nainital (29.4N, 79.5E,…

Atmospheric Aerosols and Trace Gases Open

Suvarna Fadnavis, Anoop S. Mahajan, Ayantika Dey Choudhury, Chaitri Roy, Manmeet Singh , et al. · 2020

Variations in surface ozone and carbon monoxide in the Kathmandu Valley and surrounding broader regions during SusKat-ABC field campaign: role of local and regional sources Open

Piyush Bhardwaj, Manish Naja, Maheswar Rupakheti, Aurelia Lupaşcu, Andrea Mues , et al. · 2018

Air pollution resulting from rapid urbanization and associated human activities in the Kathmandu Valley of Nepal has been leading to serious public health concerns over the past 2 decades. These concerns led to a multinational field campai…

Variations in surface ozone and carbon monoxide in the Kathmandu Valley and surrounding broader regions during SusKat-ABC field campaign: Role of local and regional sources Open

Piyush Bhardwaj, Manish Naja, Maheswar Rupakheti, Arnico K. Panday, Rajesh Kumar , et al. · 2017

Air pollutants emitted from rapid urbanization and associated human activities in the Kathmandu Valley of Nepal over the past two decades are causing serious air quality and health concerns. These concerns led to a multinational field camp…

Temporal variations of atmospheric CO <sub>2</sub> and CO at Ahmedabad in western India Open

Naveen Chandra, Shyam Lal, S. Venkataramani, Prabir K. Patra, Varun Sheel · 2016

About 70 % of the anthropogenic carbon dioxide (CO2) is emitted from the megacities and urban areas of the world. In order to draw effective emission mitigation policies for combating future climate change as well as independently validati…

Effects of convection and long-range transport on the distribution of carbon monoxide in the troposphere over India Open

Naveen Chandra, S. Venkataramani, Shyam Lal, Varun Sheel, Andrea Pozzer · 2016

Variability in the tropospheric distributions of carbon monoxide (CO) over five selected regions of India has been studied using the MOPITT data for the period of 2001–2014. The average seasonal profiles show highest mixing ratios at 900 h…

Evaluation of cloud base height measurements from Ceilometer CL31 and MODIS satellite over Ahmedabad, India Open

Som Sharma, Rajesh Vaishnav, Munn Vinayak Shukla, Prashant Kumar, Prateek Kumar , et al. · 2016

Clouds play a tangible role in the Earth's atmosphere and in particular, the cloud base height (CBH), which is linked to cloud type, is one of the most important characteristics to describe the influence of clouds on the environment. In th…

Temporal variations in CO <sub>2</sub> and CO at Ahmedabad in western India Open

Naveen Chandra, Shyam Lal, S. Venkataramani, Prabir K. Patra, Varun Sheel · 2015

About 70 % of the anthropogenic CO2 is emitted from the megacities and urban areas of the world. In-situ simultaneous measurements of carbon dioxide (CO2) and carbon monoxide (CO) have been made using a state-of-the-art laser based cavity …

Evaluation of cloud base height measurements from ceilometer CL31 and MODIS satellite over Ahmedabad, India Open

Som Sharma, Rajesh Vaishnav, Munn Vinayak Shukla, Prashant Kumar, Prashant Kumar , et al. · 2015

Clouds play a tangible role in the Earth's atmosphere and in particular, the cloud base height (CBH) which is linked to cloud type is one of the important characteristic to describe the influence of clouds on the environment. In present st…

Study of thermal structure differences from coordinated lidar observations over Mt. Abu (24.5° N, 72.7° E) and Gadanki (13.5° N, 79.2° E) Open

Som Sharma, H. Chandra, Shyam Lal, Y. B. Acharya, A. Jayaraman , et al. · 2015

Rayleigh lidars at Gadanki (13.5° N, 79.2° E), a tropical site, and at Mt. Abu (24.5° N, 72.7° E), a subtropical site, in India were operated simultaneously during the months of March, April, and May 2004. Significant differences are found…

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