The correct option is: "Londoners developed breathing problems due to the smog. - Coal mines polluted the surrounding environment."
Coal was the main source of energy for the first Industrial Revolution, fueled the steam engine and was crucial in the steel industry. Until the industrial revolution, the most used energy came from wood and charcoal. Its consumption was producing a huge deforestation.
Although the operation of the mines (iron beams to support the galleries, methods of ventilation, methods to extract the water, use of trolleys on rails) was greatly improved, in order to increase the productivity, the work in them became something very dangerous and very painful.
The Industrial Revolution in the mid-eighteenth century caused many people to move from the villages to London, shooting the smog during the winters. Its high point came in the winter of 1952. London was paralyzed for five days by smog.
<span>The Panic of 1837 resulted in large measure from the economic expansion from mid-1834 to mid-1836. The prices of land, cotton, and slaves rose sharply in these months. The origins of this boom had many causes, both domestic and international. </span>
They joined with the democrats to support with William Jennings Bryan.
<span>Aol, llc, mistakenly made public the personal information of 650,000 of its members. the members filed a suit in california, alleging violations of federal law and california state law. aol asked the court to dismiss the suit on the basis of a "forum-selection" clause in its member agreement that designates virginia courts as the place where member disputes will be tried. in deciding whether to dismiss the suit, the court in california first should look to sources of law, or sources that establish the law.</span>
