Which sustainability initiative has NOT been implemented by major astronomy equipment retailers as of 2023?

The astronomy industry is increasingly focused on sustainability as space exploration and satellite deployment continue to grow. From reducing space debris to developing eco-friendly propulsion systems, astronomical organizations are pioneering green initiatives. This poll tests your knowledge about sustainability efforts in astronomical retail and product development that are helping to preserve both our night skies and our planet.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Carbon-neutral telescope manufacturing using renewable energy sources
Biodegradable packaging for astronomy equipment and accessories
Lunar-based recycling facilities for obsolete astronomical equipment
Trade-in programs for upgrading older telescopes to reduce electronic waste