How to get FREE Standard Shipping: Ship to an address within the United States (including U.S. territories) Place your online order of $25 or more* - after promotions and before tax are applied. Use Standard shipping option at checkout.
alternative energy-energy derived from sources that do not use up natural resources or harm the environment. energy, free energy - (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; energy can take a wide variety of forms.
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.