Reletter
Artwork for Blue Lines

Blue Lines

Joachim Majholm

Blue Lines is a nonprofit founded to help educate and communicate about condensation trails, their impact on the climate, and the solutions to manage contrails. Our goal is to help speed up implementation and avoid 1-2% of climate change.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues26SubscribersRead bluelines.substack.com

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

The New Plan To Stop Contrail Warming

✅ We wrote a little about it last month, the new report from the University of Cambridge’s Aviation Impact Accelerator, called “Five Years to Chart a New Future for Aviation.” Most of the press has focused on the report’s recommendation to ...

a month ago
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It's time for contrails to leave the kids’ table and dine with the grown-ups

✅ This spring and summer, several big contrail roadmaps/reports were released, describing the state of contrail management and pointing to actions needed to move forward. These reports and plans come from the British Aerospace Technology In...

2 months ago
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One airline is leading the way and has committed to contrail reduction targets 🏆

“Which airlines are actually doing something about the climate problem of contrails?”

3 months ago
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Private jets produce more contrails than previously thought

Recently, there has been much reporting about a new study finding that newer, fuel-efficient aircraft create more contrails than older aircraft. This is mainly because they fly at higher altitudes (which they don’t necessarily have to if we...

4 months ago
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Authors

The writers behind this newsletter.

  • Joachim Majholm
  • Frequently Asked Questions

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