In this image, carbon monoxide concentrations are higher in Texas and the southern Plains than the overall background over most of the United States.

通过这种图片，德克萨斯州与南部平原的一氧化碳的聚集量要高于美国的大部分地区。

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Smoke from fires in southern Canada and the Plains states moved east over New England and the Atlantic Ocean.

缘于加拿大南部与平原区域的烟雾向东漂移，越过新英格兰和大西洋。

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Drought conditions and high winds have fueled destructive wildfires in northern Mexico and the southern U.S. plains states, especially Texas, where dozens of homes have burned in recent days.

干旱的气候和大风使墨西哥北部和美国南部一些州的野火更加肆虐，尤以德克萨斯州为甚。近些天，德州已经有数十座住宅起火。

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The National Weather Service said there were ten reports of tornadoes across the central and southern Plains states last Thursday.

VOA: special.2011.04.19

The Southwest was the hottest region, with temperatures reaching triple digits throughout Arizona and Nevada as well as the in the Southern Plains states, including Oklahoma and Texas, NOAA said.

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The worst-hit areas are the southern to central Rockies, the central Plains states and the Ohio Valley, the National Climatic Data Center said.

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To avoid the rain: in most of the Northeast, Midwest, and Plains, it rains less in the spring than in the height of summer, but in many Southern states, it rains less in the summer than in the spring.

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