The video entries include a lively rap song on indoor air pollution and safety in the house, and show the impact of waste, poverty and the stigma of mental and physical disability.

录像作品包括关于室内空气污染和室内安全的一首欢快的快板歌，并显示了垃圾、贫穷以及身心残疾所引起歧视的影响。

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Putting air sensors on the back of pigeons goes beyond raising awareness of this problem and helps Londoners understand the impact of pollution in an accessible, tangible and immediate way.

在鸽子背上安设空气监测器不仅会使人们更加关注这个问题，也能让伦敦市民用可行的方式更真切、更直观地意识到污染的影响。

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The signs of the fight maybe in the air, but the impact is on the ground.

斗争的景象可能在空中，但影响是在地上。

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"That will not have any appreciable or noticeable impact on the air traffic control infrastructure in the foreseeable future today.

VOA: special.2011.07.11

For the first time in a long time Barca will have a tall striker who can make an impact in the air, as well as create his own chances in the area and bring others into play.

CNN: Fanzone preview: Spain's La Liga

But Mr. Varouxakis said their time spent together on his yacht also strengthened the trust he had in Mr. Gonzalez, who has warned him that additional art could reduce the impact of the materials in reflecting the sky, water and air that Mr. Varouxakis requested.

WSJ: Sailing the Wide Miami Sky

Under an SMS, any change in the air traffic system that could have a safety impact needs to be rigorously analyzed for hazards, the risks of those hazards thoroughly evaluated and the risks eliminated or mitigated to an acceptable level.

FORBES: FAA's Reckless Threat to Close 149 Air Traffic Control Towers in June