Contrails: How tweaking flight plans can help the climate

Why experts say cutting contrails costs less than $1bn a year but may be worth so much more.

Related Keywords

Germany ,Austria ,London ,City Of ,United Kingdom ,German ,Austrian ,Raimund Zopp ,Christiane Voigt ,Andrew Gettleman ,Marc Stettler ,Keith Hayward ,Jarlath Molloy ,Beth Timmins ,Ken Caldiera ,German Aerospace Centre ,Royal Aeronautical Society ,Atmospheric Research ,Aeronautical Information Service ,Carnegie Institution For Science ,Imperial College London ,Lufthansa ,Us National Center ,Mainz University ,Department For ,Airbus ,Prof Christiane Voigt ,Aeronautical Society ,Prof Keith Hayward ,Prof Voigt ,Prof Ken Caldiera ,Carnegie Institution ,