Light pollution

External links

• How to reduce light pollution with street light design
  • Tl;dr: Make the light shine downwards and not out to the sides
    • Existing street lights could maybe be retrofitted with reflective cones. Would improve energy-efficiency slightly as well. 💬 discussion TODO: maybe create a wikipage about this, and how to retrofit specific models and how much it might cost per light
    • Especially helps prevent light from shining into people's windows while they're trying to sleep.