Environment

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A search worker uses a dog to help look through a pile of debris, Wednesday, April 16, 2014, at the site of the massive deadly mudslide that hit the community of Oso, Wash. on March 22, 2014. The death toll from the massive mudslide that hit the Washington town of Oso last month has risen to 39, officials said Wednesday. The area being searched is only recently accessible to searchers due to work done to divert water away from the slide area. (AP Photo/Ted S. Warren)

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A search worker walks with a tool Wednesday, April 16, 2014, as the search continues for the remaining missing victims of the massive deadly mudslide that hit the community of Oso, Wash. on March 22, 2014. The death toll from the massive mudslide that hit the Washington town of Oso last month has risen to 39, officials said Wednesday. Much of the area currently being searched is only recently accessible due to work done to divert water away from the slide area. (AP Photo/Ted S. Warren)

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An intersection is closed due to flooding in Saginaw Township, Mich., Wednesday, April 16, 2014. The Tittabawassee River overflowed its banks causing moderate flooding in low areas around Saginaw County, according to the The Saginaw News. Flooding from heavy rains and melting snow continues to threaten homes and disrupt traffic in many areas of Michigan. (AP Photo/The Saginaw News, Jeff Schrier) ALL LOCAL TV OUT; LOCAL TV INTERNET OUT

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Water floods homes in Saginaw Township, Mich., Wednesday, April 16, 2014. The Tittabawassee River overflowed its banks causing moderate flooding in low areas around Saginaw County, according to the The Saginaw News. Flooding from heavy rains and melting snow continues to threaten homes and disrupt traffic in many areas of Michigan. (AP Photo/The Saginaw News, Jeff Schrier) ALL LOCAL TV OUT; LOCAL TV INTERNET OUT