Cleveland-Cliffs [ CLF 64.01  -0.55 (-0.85%) ] said on Wednesday that it is buying Alpha Natural Resources [ ANR 47.49  -2.66 (-5.30%) ] for $10 billion.

It's another big acquisition in the current trend, with Dow Chemical [ DOW 28.95  -1.05 (-3.50%) ] buying Rohm & Haas [ ROH 30.0  +0.25 (+0.84%) ] and Waste Management [ WMI 34.16  +0.06 (+0.18%) ] merging with Republic Services [ RSG 28.55  -0.30 (-1.04%) ].

Find out why M&A is hot & heavy -- and will continue to be going forward.

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