National Highways Green Cover Index (NH-GCI) Report 2026

On 9th March 2026, the Government of India released the National Highways Green Cover Index (NH-GCI) Annual Report 2025-26, the first satellite-based assessment of vegetation along India’s national highways.

  • Prepared by the National Remote Sensing Centre (NRSC) of ISRO in collaboration with the National Highways Authority of India (NHAI).

What is the National Highways Green Cover Index (NH-GCI)?

  • A satellite-based system to monitor vegetation along national highway corridors.
  • Measures roadside green cover using GIS mapping and remote sensing data.
  • Highways are divided into 1-km segments to assess vegetation density.
  • The first monitoring cycle covers 30,000 km of highways across 24 states.
  • Uses satellite observations collected ....
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