A lifesaving straw.People need clean drinking water drinking water supply of water available to animals for drinking supplied via nipples, in troughs, dams, ponds and larger natural water sources; an insufficient supply leads to dehydration; it can be the source of infection, e.g. leptospirosis, salmonellosis, or of poisoning, e.g. to live. In poor countries, millions of people don't don't 1. Contraction of do not. 2. Nonstandard Contraction of does not. n. A statement of what should not be done: a list of the dos and don'ts. have clean water. Their water is filled with germs that can make people sick. Germs are living things Living Things may refer to:
To help solve the problem, a company has invented a special straw straw, dried stalks of threshed grains, especially wheat, barley, oats, and rye. It has been used from antiquity for bedding, covering floors, and thatching roofs, as fodder and litter for animals, and in weaving such articles as mats, screens, baskets, ornaments and . It makes unsafe water clean for drinking. The invention is called LifeStraw. It is a plastic tube with filters to block many types of germs. "We hope to save and enhance the lives of many people around the world, especially children," LifeStraw spokesperson Brian Hollingsworth told WR News. (Enhance means "to improve.") The company hopes the straw will be available as soon as 2007. Before You Read Ask: How much water do you drink each day? How do you get your water? What would happen if you didn't have clean drinking water? Why might some people around the world not have clean drinking water? Vocabulary enhance: to improve germs: living things that can be seen only with a microscope Background * How much drinking water is available in the world? Although more than two-thirds of Earth's surface Noun 1. Earth's surface - the outermost level of the land or sea; "earthquakes originate far below the surface"; "three quarters of the Earth's surface is covered by water" surface is covered in water, there is only a limited amount of drinking water in the world. Salty salt·y adj. salt·i·er, salt·i·est 1. Of, containing, or seasoned with salt. 2. Suggestive of the sea or sailing life. 3. Witty; pungent; earthy: salty humor. seawater seawater Water that makes up the oceans and seas. Seawater is a complex mixture of 96.5% water, 2.5% salts, and small amounts of other substances. Much of the world's magnesium is recovered from seawater, as are large quantities of bromine. makes up about 97 percent of the world's water. Another 2 percent of water is frozen at the poles. * Why is water necessary for life? Water makes up 60 percent of our bodies. Humans can survive about a mouth without food but only about a week without water. Think Critically For what other uses do people need clean water? Web Resources * To find out more about LifeStraw, visit www.lifestraw.com/en/low/low.asp. * For more about unsafe drinking water, go to www.unicef.org/wes/index.html. |
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