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Can Tweaking Plane Routes Cut Aviation’s Climate Impact? An Airspace-Wide Contrail Trial Will Test It

Published 2026-08-18

It marks a step-change in contrail avoidance research, which has so far been limited to specific airlines. The UK-backed test will cover the Shanwick Oceanic Control Area.

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Frequently Asked Questions

What is the main goal of the contrail trial?

The trial aims to test if tweaking plane routes can reduce contrails and thus lower aviation's climate impact.

Where will the contrail avoidance trial take place?

The trial will cover the Shanwick Oceanic Control Area.

Who is backing this contrail trial?

The trial is backed by the UK government.

How does contrail formation relate to climate change?

Contrails can contribute to climate change by trapping heat in the atmosphere.