Pollution

Pollution was the contamination of the environment by harmful substances, usually caused by industrial activity.
Earth's Industrial Revolution prompted the pollution of the planet by humanity. Chemical and industrial waste had a detrimental effect on the air and the rivers. (TV: )
In the 1970s, a rise in ecological consciousness produced several anti-pollution activists. Clifford Jones protested the opening of the Global Chemicals oil refinery in Llanfairfach, which was later found to be dumping lethal toxic waste into the abandoned coal mine and was shut down. (TV: ) Sir Charles Grover formed Operation Golden Age to return Earth to its pre-industrial state. (TV: ) Professor J. P. Kettlewell developed pollution-free technologies such as a solar battery and a metal virus that would break down metal waste into easily recyclable form. (TV: ) Australia was known to a computer at this time as the country's life-support systems were in danger of collapse due to pollution. (TV: )
In the early 21st century, industrial pollution was so severe that the planet was reaching the point of no return. The Butler Institute planned to save humanity from the environmental collapse by uploading copies of their minds into computers. The Seventh Doctor and Ace put a stop to this, forcing the world's business corporations to instead fund a massive environmental clean-up program. (PROSE: )
By 2050, pollution had made Britain on average three degrees warmer that it had been in the Middle Ages, and all the oak trees and birches had been cut down or died out. (TV: ) That year, Inspector Drake polluted the River Thames with chenium, but this was cleaned up by the Medes. (TV: )
In 2137, the corporations successfully lobbied for the repeal of anti‐​pollution laws. (PROSE: )
In the 25th century, Earth was heavily polluted. (TV: )
By the 26th century, the oceans had been polluted, irradiated, set on fire and boiled off into a thick sludge. (PROSE: )
In the 30th century, Earth was heavily polluted, with most of the population living in Overcities. (TV: , PROSE: )
In the 52nd century, Earth no longer had winters, due to pollution. (PROSE: )
In the year 500000, Earth was so polluted that its surface was just a chemical slime. (TV: )
In the far future, the planet Endpoint was heavily polluted due to being used as a waste dumping ground by the inhabitants of its system. (PROSE: )
Category:Ecology
Category:Geoscience from the real world