The definition of urban is relating to a city or of a city with a population of at least 50,000 people. An example of urban is the nature of Manhattan. urban. of or characteristic of the styles and culture of the inner city, esp. of the black inner city: urban music, fashions, etc. urban.
Renewable energy is generally defined as energy that comes from resources which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat.enewable energy resources exist over wide geographical areas, in contrast to other energy sources, which are concentrated in a limited number of countries.
Renewable energy is energy obtained from sources that can be renewed. Wind, sunshine and water power are the most common. Non-Renewable energy is energy obtained from sourcesâ¦ that cannot be renewed. Examples of these are fossil fuels like coal, oil and natural gas.   A: You can use renewable energy resources for ever, they never run out! Just like solar energy because the earth will keep on having sunlight from the sun.