According to ACI's 2013 Sustainability Report, member companies have lowered energy use, greenhouse gas emissions, water use and solid-waste generation from 2009 to 2011. In 2011, the industry's footprint in all of those areas was down compared with 2009 as energy use declined 9%, greenhouse gas emissions went down 7%, water use decreased 5% and solid-waste generation declined by 17%. From 2010 to 2011, greenhouse gas emissions went down 12%.

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