National Highways Green Cover Index Latest News
Recently, the National Highways Authority of India (NHAI) released the first National Highways Green Cover Index (NH-GCI).
About National Highways Green Cover Index
- It is an initiative of National Highways Authority of India.
- It has been prepared in coordination with the National Remote Sensing Centre (NRSC) of the Indian Space Research Organisation (ISRO).
- The initiative aims to provide a scientific and quantitative assessment of green cover within the Right of Way (RoW) along the National Highways network by leveraging advanced space-based technologies.
- Methodology Used
- The assessment is derived from chlorophyll content detected through high-resolution satellite sensors.
- It measures the percentage of land covered with vegetation along highway corridors, including plantations on the left and right sides of the road, as well as in the median wherever feasible.
- The analysis is conducted for every one-kilometre highway segment using the Normalized Difference Vegetation Index (NDVI) derived from satellite imagery.
- Coverage: Approximately 30,000 km of National Highways spanning 24 States have been covered for the period July–December 2024.
- Significance
-
- It offers a robust, reliable, cost-effective, and time-efficient mechanism for macro-level estimation of the green cover along the National Highways.
- It will enable comparison, ranking, and targeted interventions for improved plantation management.
Source: PIB
Last updated on August, 2026
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National Highways Green Cover Index FAQs
Q1. What is the primary objective of the National Highways Green Cover Index (NH-GCI)?+
Q2. Which state has the highest green cover along national highways, according to the NH-GCI report?+
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