The US Dollar Index (DXY) measures the value of the Dollar against a basket of currencies on a trade-weighted basis. The index started in March 1973 with a base value of 100. Since then, it has made a high of 164.72 in February 1985, and a low of 70.69 in March 2008.
Coal tar, which is distilled from coal, has been used in dandruff shampoo for decades. But it is now banned in all consumer goods in Europe because of health concerns. California, using its tough anti-toxics law, would be the first state in the country to restrict use of the substance.
In December 2010, plant experts, scientists, environmentalists and ranchers stated that they believe sulfur dioxide pollution from coal-fired power plants is slowly killing vegetation across Texas, in particular pollution from the Fayette Power Project in Texas.cid rain is rain saturated with chemicals like sulfur dioxide and nitrogen oxide, which causes acidification of lakes and streams and contributes to the damage of trees at high elevations and many sensitive forest soils.