Thar Desert wind farms record world's highest bird mortality rates, impacting raptor populations
A study by the Wildlife Institute of India reveals that wind farms in India's Thar Desert have the world's highest bird mortality rates, estimated at 4,464 deaths per 1,000 sq. km annually. The research, conducted across 90 wind turbines in a 3,000 sq. km desert landscape in Jaisalmer, found 124 bird carcasses within a 150-meter radius. Raptors are particularly affected due to their flight style and low reproductive rates. Experts emphasize the critical importance of proper site selection for wind farms to mitigate bird collisions, especially given the Thar Desert's role as part of the Central Asian Flyway. While offshore wind energy is emerging as an alternative, it also requires detailed environmental impact assessments.
Key Points
- Wind farms in India's Thar Desert have the world's highest bird mortality rates, estimated at 1.24 deaths per turbine per month.
- The Wildlife Institute of India's study found 124 bird carcasses near 90 wind turbines in Jaisalmer.
- Raptors are the most affected bird group due to their flight patterns and low reproductive rates.
- Proper site selection for wind farms is crucial to reduce bird collisions, especially in areas like the Thar Desert, which is part of the Central Asian Flyway.
- Offshore wind energy requires thorough environmental impact assessments to prevent harm to marine ecosystems.
Exam Facts
- Location: Thar Desert, Jaisalmer, Rajasthan.
- Study conducted by: Wildlife Institute of India.
- Estimated mortality: 1.24 bird deaths per turbine per month (or 4,464 per 1,000 sq. km annually).
- Affected species: Raptors, including critically endangered Great Indian Bustard (Ardeotis nigriceps).
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