(par 7.4.2.1.2) Environmental Impact of Paint (taken from Wikipedia)

Environmental impact of paint http://en.wikipedia.org/wiki/Environmental_impact_of_paint From Wikipedia, the free encyclopedia An assortment of paints. The environmental impact of paint is diverse. Traditional painting materials and processes can have harmful effects on the environment, including those from the use of lead and other additives. Measures can be taken to reduce environmental impact, including accurately estimating paint quantities so waste is minimized, and use […]
(par 7.4.2.1.1) These 6 Countries Produce Nearly 60 Percent Of Global Carbon Dioxide Emissions

These 6 Countries Produce Nearly 60 Percent Of Global Carbon Dioxide Emissions http://www.huffingtonpost.com/2014/12/05/a-handful-of-countries-co_n_6274064.html?cps=gravity By DINA CAPPIELLO Posted: 12/05/2014 4:17 am EST Updated: 12/05/2014 1:59 pm EST WASHINGTON (AP) — Six countries produce nearly 60 percent of global carbon dioxide emissions. China and the United States combine for more than two-fifths. The planet’s future will be […]
(par 7.4.2.1.1) Smog (taken from Wikipedia)

Smog http://en.wikipedia.org/wiki/Smog Smog in New York City as viewed from the World Trade Center in 1988 German road sign until 2008,Verkehrsverbot bei Smog (No traffic allowed in smog conditions) Smog is a type of air pollutant. The word “smog” was made in the early 20th century as a portmanteau of the words smoke and fog to refer to smoky fog.[1] The word was then intended to refer to what was sometimes […]