A study warns that contrails also contribute to global warming, and indicates they can be avoided — doing so is essential to reduce aviation's climate impact.
Portugal could help prevent aircraft contrails
Tuesday, 20 January 2026RSS
Context & Explainers
Sustainability (sustentabilidade) means meeting present needs without reducing the ability of future generations to meet theirs, covering environmental, economic and social dimensions. For residents it affects local planning, jobs and services—look for municipal or company targets, timelines and measurable actions when assessing how sustainable a place or employer is.
