Like the smoke from factory chimneys, pesticides cross borders. (discovermagazine.com)
By ELISABETH GEAKE What position will Britain occupy in the coming information era where national wealth won't be determined by the number of factory chimneys or even the size of the City, but by how many trillions of bits are flying along fibre optic superhighways? (newscientist.com)
Sulphate pollution from power stations and factory chimneys produces aerosol particles in the atmosphere which encourage clouds to form. (newscientist.com)