Although they're really just ice crystals, the contrails left by high-flying airliners are nonetheless not entirely innocuous. According to a new study, however, changing the altitude of flights by ...

Contrails—those cloudy tracks laid across the sky by jet planes—have a noteworthy effect on the local climate below, new research shows. A study recently published in the International Journal of ...

The long, feathery lines of condensation that form behind aircraft, called contrails, have more of an immediate warming effect on the Earth's surface than the carbon dioxide or other greenhouse gases ...

In the last years I watched the proliferation of pictures showing aircraft flying at high altitudes followed by the characteristic white trails (I discussed this thing in Italian in this post: Scie di ...

Aviation makes a significant contribution to anthropogenic climate forcing. The impacts arise from emissions of greenhouse gases, aerosols and nitrogen oxides, and from changes in cloudiness in the ...

If you took a gander at the sky on Tuesday in southern Ontario, you will have noticed some different kind of clouds that you don't see every day. Aside from the pleasant appearance of the sunshine and ...