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Mayor Lyda Krewson signed the Sierra Club’s “Mayors For 100 Percent Clean Energy” pledge on Tuesday, signaling her commitment to helping the city some day…
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The St. Louis Board of Aldermen on Friday voted unanimously to approve several building codes for the city. The approved codes will establish standards…
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Environmentalists plan to raise concerns at a public hearing tonight about water-quality issues caused by Ameren Missouri's Rush Island Energy Center in…
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A report released Monday finds that two power plants in Arkansas are partly responsible for poor air quality in St. Louis. Scientists from…
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Story updated Feb. 17 with comment from Ameren Missouri — A federal judge has approved the Sierra Club's request to intervene in a Clean Air Act lawsuit…
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The St. Louis County Building Commission unanimously approved a set of requirements for constructing homes.But builders, environmental activists, policy…
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Updated Friday, July 22 at 5:07p.m. with statement from Ameren Missouri — Ameren Missouri and the Sierra Club reached a $2 million settlement Thursday in…
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The Sierra Club is appealing to Ameren shareholders in an attempt to prompt the utility to move away from coal-based energy.The organization has submitted…
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The Missouri Sierra Club is raising the alarm that new residential building codes under review by St. Louis County would reduce home energy efficiency…
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Sure, climate change means average temperatures are getting higher and sea levels are rising. But here are some repercussions that hit closer to home,…