"Environmental policy History Germany." . . "Air -- Pollution -- Germany -- History." . . "Air Pollution Germany History." . "Air Pollution History United States." . . "Environmental policy." . . "Environmental policy" . "Environmental policy -- Germany -- History." . . "Environmental policy Germany History." . "Air quality management." . . "Air quality management" . "Electronic books." . . "Electronic books" . "History, 19th Century United States." . . "History, 19th Century -- United States." . "History, 19th Century United States" . "Politique de l'environnement Allemagne Histoire." . . "Deutschland." . . "Environmental policy -- United States -- History." . . "Environmental policy United States History." . "Environment United States." . . "Environment -- United States." . "Environment United States" . "Air Pollution." . . "Air Pollution" . "Air quality management History Germany." . . "Forurening" . . . . "Geschiedenis van Duitsland en Oostenrijk." . . "Smoke prevention -- United States -- History." . . "Smoke prevention United States History." . "USA." . . "Air Pollutants adverse effects United States." . . "Air Pollutants adverse effects United States" . "Smoke adverse effects Germany." . . "Smoke adverse effects Germany" . "HISTORY / General" . . "Germany." . . "Germany" . "Air quality management -- Germany -- History." . . "Air quality management Germany History." . "Smoke adverse effects United States." . . "Smoke adverse effects United States" . "USA" . . "Miljøpolitik" . . "Luftverschmutzung." . . "SOCIAL SCIENCE / General" . . "Tyskland" . . "Coal adverse effects Germany." . . "Coal adverse effects Germany" . "BUSINESS & ECONOMICS / Infrastructure" . . "Luftreinhaltung." . . "Environmental policy History United States." . . "United States." . . "United States" . "Air quality management -- United States -- History." . . "Air quality management United States History." . "Duitsland." . . "Public Health United States." . . "Public Health United States" . "Public health United States." . "Air pollution -- Prevention and control -- Germany." . . "Smoke prevention History Germany." . . "Milieubeleid." . . "History, 19th Century Germany." . . "History, 19th Century -- Germany." . "History, 19th Century Germany" . "Smoke prevention History United States." . . "Umweltpolitik." . . "Luchtverontreiniging." . . "Public Health Germany." . . "Public Health Germany" . "Public health Germany." . "Air Pollution prevention & control Germany." . . "Air Pollution prevention & control Germany" . "History, 20th Century United States." . . "History, 20th Century United States" . "Luftforurening" . . "Politique de l'environnement États-Unis Histoire." . . "Smoke prevention -- Germany -- History." . . "Smoke prevention Germany History." . "Air -- Pollution -- United States -- History." . . "Air Pollution United States History." . "History, 20th Century Germany." . . "History, 20th Century Germany" . "anno 1800-1999" . . . . . . . . . "The age of smoke environmental policy in Germany and the United States, 1880-1970" . . . . . . . . . . "History" . . . . . . . . . . . . . . . . . . . . . "Livres électroniques" . . . . "The age of smoke : environmental policy in Germany and the United States, 1880-1970" . . . . . . . . . . . . . . . . . "The age of smoke : environmental policy in Germany and the United States; 1880-1970" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Electronic books" . . . . . . . . . . "In 1880, coal was the primary energy source for everything from home heating to industry. Regions where coal was readily available, such as the Ruhr Valley in Germany and western Pennsylvania in the United States, witnessed exponential growth-yet also suffered the greatest damage from coal pollution.These conditions prompted civic activism in the form of \"anti-smoke\" campaigns to attack the unsightly physical manifestations of coal burning. This early period witnessed significant cooperation between industrialists, government, and citizens to combat the smoke problem. It was not until the 1960." . . . "Coal adverse effects United States." . . "Coal adverse effects United States" . "Verenigde Staten van Amerika." . . "Verenigde Staten." . . "Environment Germany." . . "Environment -- Germany." . "Environment Germany" . "Smoke prevention." . . "Smoke prevention" . "Air quality management History United States." . . "Geschiedenis van Noord-Amerika." . . "Historie" . . "Air Pollution History Germany." . . "Air Pollutants adverse effects Germany." . . "Air Pollutants adverse effects Germany" . "Air Pollution prevention & control United States." . . "Air Pollution prevention & control United States" .