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The official US government source for fuel economy information.
Try Parking It
A ride-match and trip-logging program available for commuters in North Central Texas.
STAR Communities certifies communities that are leaders in local sustainability.
2030 Districts designates urban areas across the country that are seeking to foster sustainability through the built environment.
The InVEST software determines the valuation of ecosystem services and evaluates how impacts to ecosystems can alter the benefits they provide to humans.
Better Buildings Initiative
The Better Buildings Initiative is a voluntary program focused on stimulating innovation and leadership in energy efficiency in homes, commercial buildings, and industrial plants.
ENERGY STAR makes energy efficiency simple by certifying energy-efficient products and new homes and by offering recommendations on how to save energy at home, in commercial buildings, and at plants.
Home Energy Saver
Home Energy Saver allows users to identify ways to increase energy efficiency at home.
Carbon Footprint Calculator
The Carbon Footprint Calculator estimates an individual's carbon emissions based on home energy, transportation, and waste.
Target Finder assesses energy performance of commercial building designs and existing structures.