Supplements as generally understood include vitamins, minerals, fiber, fatty acids, or amino acids, among other substances. U.S. authorities define dietary supplements as foods, while elsewhere they may be classified as drugs or other products. There are more than 50,000 dietary supplements available. More than half of the U.S. adult population (53% - 55%) consume dietary supplements with most common ones being multivitamins.
Wind power capacity has expanded to 369,553 MW by December 2014, and total wind energy production is growing rapidly and has reached around 4% of worldwide electricity usage.
FRANKFURTâ Germany is one of the top producers of renewable energy in the world. Since the year 2000 the countryâs production of clean electricity jumped from a modest 6 percent to 25 percent last year in an effort to shift the German economy from nuclear power and fossil fuels towards wind and solar energy.RANKFURTâ Germany is one of the top producers of renewable energy in the world. Since the year 2000 the countryâs production of clean electricity jumped from a modest 6 percent to 25 percent last year in an effort to shift the German economy from nuclear power and fossil fuels towards wind and solar energy.