In the past,the W.H.O.and experts with America's Centers for Disease Control and Prevention noted guidance for disease spread on airplanes.

VOA: special.2009.07.14

Rinderpest can spread quickly through the air and in water containing waste from animals with the virus.

VOA: special.2010.11.02

But he points to growing inequalities in adult mortality -- a "massive spread" between countries with the highest rates and those with the lowest.

VOA: special.2010.05.05

Mosquitoes infected with Plasmodium spread the disease to human beings through mosquito bites.

VOA: special.2010.04.20

Other birds have spread quickly across areas with heavy air traffic.

VOA: special.2009.04.01

Farmers can unknowingly spread the infection with their cutting tools.

VOA: special.2009.09.21

Governments around the world are urging their citizens to avoid traveling to areas infected with swine flu,to minimize its spread.

VOA: standard.2009.04.28

Libyan media showed wreckage of the plane spread over a wide field, with rescue and emergency workers on the scene.

VOA: standard.2010.05.12

The World Health Organization reports H1N1 has spread to more than 200 countries, with nearly 12,000 laboratory confirmed deaths.

VOA: standard.2009.12.29

Fukuda notes a pandemic has nothing to do with the severity of the disease, but rather with its geographic spread.

VOA: standard.2009.05.14

"We are working with our partners to stop the spread of nuclear weapons and to seek a world free of nuclear weapons.

VOA: standard.2010.02.06

Most efforts to curb their spread have failed, and many people resort to killing the toads with poison gases or by freezing them.

VOA: standard.2010.02.07

We'll want to have an endless spread out Internet for power systems, with all kinds of people pushing power from their rooftops down the grid."

VOA: standard.2010.04.21

Most infections are spread by heterosexual intercourse, with younger women and older men disproportionately affected.

VOA: standard.2009.04.04

Scientists worry the crisis will spread,as the oil moves with underwater currents in the Gulf.

VOA: standard.2010.05.17

The strength of the European currency has been under pressure since Greece's financial problems were revealed, with concern the problem could spread to other euro-zone countries.

VOA: standard.2010.03.01

The World Health Organization estimates that between 50,000 and 70,000 people in sub-Saharan Africa are infected with sleeping sickness, which is spread by the tsetse fly.

VOA: standard.2010.04.05

They spread the manure and watch the plants grow with nothing but the manure.

VOA: standard.2010.04.01

"For the health sector, it will be to be ready to cope with a disease, which will spread in areas where they do not spread or which may become more serious,".

VOA: standard.2009.08.30

At their joint news conference, Mr.Obama also talked about efforts to control the spread of nuclear weapons - an issue that is topping the agenda for his discussions here with Russian President Dmitri Medvedev.

VOA: standard.2009.04.01

"However,if we begin to see numbers of people who are getting infected who have not any contact with such persons, then this really becomes much stronger evidence that we are seeing community to community spread."

VOA: standard.2009.05.14

Scientists warn that without an agreement to reduce so-called green house gas emissions, global temperatures will continue to rise, with the catastrophic consequences of extreme weather events, the spread of drought and disease, and the extinction of plant and animal species.

VOA: standard.2009.12.09