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Future trends in computer waste generation in India.

Maheshwar Dwivedy1, R K Mittal

  • 1Mechanical Engineering Group, Birla Institute of Technology and Science, Pilani 333 031, Rajasthan, India. dwivedy_m@bits-pilani.ac.in

Waste Management (New York, N.Y.)
|August 7, 2010
PubMed
Summary

Computer waste in India is projected to reach 41-152 million obsolete units by 2020. Future recycling capacity needs could range from 60 to 400 million units by 2025, highlighting significant e-waste management challenges.

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Area of Science:

  • Environmental Science
  • Waste Management
  • Computer Science

Background:

  • Electronic waste (e-waste) is a growing global concern.
  • India faces increasing challenges in managing computer waste.
  • Accurate forecasting of e-waste generation is crucial for policy development.

Purpose of the Study:

  • To estimate future computer waste generation in India.
  • To analyze the flow of obsolete computers at their end-of-life phase.
  • To project the required recycling capacity for computer e-waste in India.

Main Methods:

  • Utilized a logistic model-based approach (Yang and Williams) for forecasting.
  • Simulated bounding analysis using a three-parameter logistic curve for carrying capacity.
  • Employed a time-series multiple lifespan model to estimate End-of-Life outflows.
  • Modeled disposal phase using extrapolated penetration rates and obsolete generation quantities.

Main Results:

  • In 2020, an estimated 41-152 million computers were projected to become obsolete in India.
  • Future recycling capacity for personal computers (PCs) could range from 30 to over 150 million units by 2025.
  • Projected recycling capacity requirement is between 60 and 400 million units by 2025, considering logistic growth in recycling rates.

Conclusions:

  • India faces substantial computer waste generation, necessitating significant recycling infrastructure.
  • The study provides crucial data for policymakers and stakeholders in e-waste management.
  • Comparison with US obsolete PC generation highlights the scale of India's challenge.