Natural gas pricing in the USA last month hit its highest level since post-Katrina, further pressuring paper mills already struggling with high input costs. The April cost for natural gas at Henry Hub, LA, was 10.13 per million BTU, the highest level since 13.05 in December 2005, according to Dow Jones. In the wake of the Katrina hurricane in the New Orleans area in late Ausust 2005.
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