That’s the ambitious goal that Mayor Michael A. Nutter has set for Philadelphia. Reaching it will be an opportunity to reposition and repurpose Philadelphia as a city of the future.

Philadelphia plans to transform the local market for solar energy, making solar technologies cost-competitive. A joint effort between the U.S. Department of Energy and the City of Philadelphia, is working towards both large and small scale deployment in the city.

Greenworks Target 10 pledges to bring local food within a 10 minute walk of 75 percent of Philadelphia residents by 2015.

Trees bring a multitude of benefits ranging from decreased air pollution, stormwater runoff and extreme temperature days to increased property values, carbon sequestration and quality of life.

EnergyWorks experts help find ways to reduce building’s energy use, and low-interest loans help them pay for the upgrade. It is supported by a grant from the US Department of Energy’s Better Buildings Program.

The Mayor’s Office of Sustainability supports and promotes efforts to build green and is developing a green building program that will act as a resource for architects, builders, and homeowners in the city.