Decorah Businesses Encouraged to Utilize Energy Efficiency Programs By Jim Martin-Schramm, Clean Energy Districts of Iowa Policy Analyst According to a study completed in 2020, the largest share of greenhouse gas emissions in the City of Decorah comes from the Commercial sector (28.4%). Electricity use makes up 61% of these emissions and natural gas represents the remaining 39% of emissions. The Decorah Sustainability Commission encourages local businesses to help reduce