Search results for “percent”

What would happen if you didn’t sleep? - Claudia Aguirre

View full lesson: http://ed.ted.com/lessons/what-would-happen-if-you-didn-t-sleep-claudia-aguirre In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn’t just a minor inconvenience: staying awake can cause serious bodily

When Worms Threaten the Yield

They are so small that Nihat Yildirim, pepper farmer from Turkey, cannot see them with his naked eye. But worldwide the worms destroy more than ten percent of the yield every year. Nihat Yildirim is placing his hopes on a new product from Bayer, which is currently being introduced into the market in

Namibia's national parks

Just under 20% of Namibia's area is made up of state national parks. Now, almost 90 municipal nature reserves have been added. Together with private reserves, a total of about 40 percent of the country is protected. Author: ZDF/Terra X/R.Marel/C.Gerisch/SpiegelTV/Jochen Schmidt Translation and dub

How fasting changes the metabolism

When fasting, our body uses its reserves. Within about twelve hours after the last food intake, the metabolism changes. After a few days, around 90 percent of the total required energy comes from burning fats. Author: 3sat/nano, Spiegel TV, Liz Wieskerstrauch, O. Gurr+R. Heinze+D. Ritter+J. Staiger

How to Grow the Middle Class

Politicians are always talking about growing the middle class. But what policies can actually accomplish that goal? Watch this short economics video to find out. Donate today to PragerU! http://l.prageru.com/2ylo1Yt This video is part of a collaborative business and economics project with Job Crea