They also can interfere with mental ability,make muscles weak and cause pain in the head.

VOA: special.2010.07.27

If not treated, malaria can make the victim very sick and even cause death.

VOA: special.2010.04.20

He says knowing which areas of the system are going to cause future problems will make the effort worthwhile, even if the goal of fifteen million is not reached.

VOA: special.2010.04.28

Studies say rising temperatures will melt glaciers on the high Himalayas, cause devastating floods,heatwaves, and make monsoon rains more erratic, resulting in smaller farm yields.

VOA: standard.2009.11.27

"To take an opportunity to make sure that the indifference that the American people have had to the cause in Darfur ends, that we recognize we are all part of one human family and that it is very important that we stand up and that we make our voices be heard."

VOA: standard.2010.05.23