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Gopi Krishna Das

Publications (6)

Long-Term (1951–2020) Climatic Variability and Extremes across Agro-Climatic Zones and Districts of Chhattisgarh, India

Gowtham S, Gopi Krishna Das, Harithalekshmi V & Dhanapriya M · Journal of Scientific Research and Reports · 2025

This study compares important meteorological characteristics across two time periods, 1951–1986 and 1986–2020, using IMD 0.25° × 0.25° gridded datasets of Tmax, Tmin, and rainfall to examine long-term climate variability across 27 districts (as of 2020) and three agro-climatic zo...

Open access Research Article 10.9734/jsrr/2025/v31i123794

Analysing the Impact of the Southwest Monsoon on Kharif Rice Acreage in the Raipur District Using Microwave Remote Sensing

Gowtham S., Gopi Krishna Das, Prashant Kawishwar, Harithalekshmi V. & Deepak Saran · International Journal of Plant & Soil Science · 2023

This study utilized Synthetic Aperture Radar (SAR) data from Sentinel-1 to estimate the kharif paddy acreage in the Raipur district. The unique capability of microwaves to penetrate clouds enabled the mapping of paddy fields even during the monsoon season. Supervised classificati...

Open access Research Article 10.9734/ijpss/2023/v35i214087

Block Wise Trend Analysis and Extreme Events in Raipur District, India

Gowtham S. & Gopi Krishna Das · International Journal of Environment and Climate Change · 2023

The study was conducted in four blocks viz. Abhanpur, Arang, Raipur, and Tilda of Raipur district, using IMD gridded rainfall and maximum (Tx) and minimum (Tn) temperature data from 1951 to 2019. Trend analysis was performed with three non-parametric methods (Mann Kendall, Spearm...

Open access Research Article 10.9734/ijecc/2023/v13i102631

Assessment of Seasonal Variations in Cool and Warm Temperature Extremes in Chhattisgarh, India

Gowtham S, Dhanapriya M, Gopi Krishna Das & Nickey Agrawal · Journal of Geography, Environment and Earth Science International · 2025

The seasonal changes in temperature extremes—cool and warm days (TX10P and TX90P) and nights (TN10P and TN90P)—across Chhattisgarh's agro-climatic zones are evaluated in this research before and after 1986, a worldwide standard for rapid climate change. The study, which makes use...

Open access Research Article 10.9734/jgeesi/2025/v29i12989

Impact of Climate Change on Wheat Yield in Chhattisgarh Under RCP 4.5 and RCP 8.5: A DSSAT-based Study

Nickey Agrawal, Harsh Vardhan Puranik, Gopi Krishna Das & Manoj Beck · International Journal of Environment and Climate Change · 2025

Climate change is a critical factor influencing global agriculture, particularly wheat production, which is highly sensitive to temperature and precipitation variations. This study examines the projected impact of future climate scenarios (2030-31, 2050-51 and 2070-71) on wheat y...

Open access Research Article 10.9734/ijecc/2025/v15i34775

Bias Correction of Monthly Precipitation from different General Circulation Models Using Cumulative Density Function in Raipur District, Chhattisgarh, India

Harithalekshmi V, Surendra Kumar Chandniha & Gopi Krishna Das · International Journal of Environment and Climate Change · 2024

Accurate representation of precipitation patterns is crucial for understanding and adapting to these impacts. General Circulation Models (GCMs) are essential for projecting future climate scenarios but often exhibit biases in simulating precipitation, undermining the reliability...

Open access Research Article 10.9734/ijecc/2024/v14i44149