Chargement des extraits...
3 extraits
Dit dans 3 extraits de 2 chaînes · B2–C1 · autres formes : darkened
Factories and homes darkened the skies and the smoke from coal blackened everything.
And there is a risk that clouds might darken rather than brighten, reducing the cooling effect.
The particles would need constant replenishing and the scale would be enormous and there is a risk that clouds might darken rather than brighten, reducing the cooling effect.